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Finding the Fourth Proportional to 162,934.80, 244,207.80 and 146,216.40

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Solution

The fourth proportional to 162,934.80, 244,207.80 and 146,216.40 is: 219,150.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,934.80 : 244,207.80 = 146,216.40 : x
  2. Step 2: Convert to fraction form
    162,934.80/244,207.80 = 146,216.40/x
  3. Step 3: Cross multiply
    162,934.80x = 244,207.80 × 146,216.40
  4. Step 4: Simplify right side
    162,934.80x = 35,707,185,367.92
  5. Step 5: Solve for x
    x = 35,707,185,367.92/162,934.80
  6. Step 6: Final answer
    x = 219,150.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.