Home / 106,414,909.92-146,892,275.28-82,846,748.16

Finding the Fourth Proportional to 106,414,909.92, 146,892,275.28 and 82,846,748.16

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Solution

The fourth proportional to 106,414,909.92, 146,892,275.28 and 82,846,748.16 is: 114,359,419.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,414,909.92 : 146,892,275.28 = 82,846,748.16 : x
  2. Step 2: Convert to fraction form
    106,414,909.92/146,892,275.28 = 82,846,748.16/x
  3. Step 3: Cross multiply
    106,414,909.92x = 146,892,275.28 × 82,846,748.16
  4. Step 4: Simplify right side
    106,414,909.92x = 12,169,547,336,771,554
  5. Step 5: Solve for x
    x = 12,169,547,336,771,554/106,414,909.92
  6. Step 6: Final answer
    x = 114,359,419.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.