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Finding the Fourth Proportional to 152,145.90, 227,781.45 and 93,096.90

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Solution

The fourth proportional to 152,145.90, 227,781.45 and 93,096.90 is: 139,377.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,145.90 : 227,781.45 = 93,096.90 : x
  2. Step 2: Convert to fraction form
    152,145.90/227,781.45 = 93,096.90/x
  3. Step 3: Cross multiply
    152,145.90x = 227,781.45 × 93,096.90
  4. Step 4: Simplify right side
    152,145.90x = 21,205,746,872.51
  5. Step 5: Solve for x
    x = 21,205,746,872.51/152,145.90
  6. Step 6: Final answer
    x = 139,377.71

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1.5x scale

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.