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Finding the Fourth Proportional to 220,295.13, 304,008.08 and 119,693.13

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Solution

The fourth proportional to 220,295.13, 304,008.08 and 119,693.13 is: 165,176.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,295.13 : 304,008.08 = 119,693.13 : x
  2. Step 2: Convert to fraction form
    220,295.13/304,008.08 = 119,693.13/x
  3. Step 3: Cross multiply
    220,295.13x = 304,008.08 × 119,693.13
  4. Step 4: Simplify right side
    220,295.13x = 36,387,678,640.49
  5. Step 5: Solve for x
    x = 36,387,678,640.49/220,295.13
  6. Step 6: Final answer
    x = 165,176.95

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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.