Home / 106,086.32-146,402.88-58,343.36

Finding the Fourth Proportional to 106,086.32, 146,402.88 and 58,343.36

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Solution

The fourth proportional to 106,086.32, 146,402.88 and 58,343.36 is: 80,515.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,086.32 : 146,402.88 = 58,343.36 : x
  2. Step 2: Convert to fraction form
    106,086.32/146,402.88 = 58,343.36/x
  3. Step 3: Cross multiply
    106,086.32x = 146,402.88 × 58,343.36
  4. Step 4: Simplify right side
    106,086.32x = 8,541,635,932.88
  5. Step 5: Solve for x
    x = 8,541,635,932.88/106,086.32
  6. Step 6: Final answer
    x = 80,515.90

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1.5x scale

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.