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Finding the Fourth Proportional to 250,452.84, 375,585.84 and 100,642.43

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Solution

The fourth proportional to 250,452.84, 375,585.84 and 100,642.43 is: 150,926.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,452.84 : 375,585.84 = 100,642.43 : x
  2. Step 2: Convert to fraction form
    250,452.84/375,585.84 = 100,642.43/x
  3. Step 3: Cross multiply
    250,452.84x = 375,585.84 × 100,642.43
  4. Step 4: Simplify right side
    250,452.84x = 37,799,872,550.16
  5. Step 5: Solve for x
    x = 37,799,872,550.16/250,452.84
  6. Step 6: Final answer
    x = 150,926.11

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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.