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Finding the Fourth Proportional to 119,045.16, 178,565.43 and 29,088.47

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Solution

The fourth proportional to 119,045.16, 178,565.43 and 29,088.47 is: 43,632.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,045.16 : 178,565.43 = 29,088.47 : x
  2. Step 2: Convert to fraction form
    119,045.16/178,565.43 = 29,088.47/x
  3. Step 3: Cross multiply
    119,045.16x = 178,565.43 × 29,088.47
  4. Step 4: Simplify right side
    119,045.16x = 5,194,195,153.59
  5. Step 5: Solve for x
    x = 5,194,195,153.59/119,045.16
  6. Step 6: Final answer
    x = 43,632.14

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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.