Home / 150,531.61-225,354.51-100,487.59

Finding the Fourth Proportional to 150,531.61, 225,354.51 and 100,487.59

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Solution

The fourth proportional to 150,531.61, 225,354.51 and 100,487.59 is: 150,435.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,531.61 : 225,354.51 = 100,487.59 : x
  2. Step 2: Convert to fraction form
    150,531.61/225,354.51 = 100,487.59/x
  3. Step 3: Cross multiply
    150,531.61x = 225,354.51 × 100,487.59
  4. Step 4: Simplify right side
    150,531.61x = 22,645,331,605.53
  5. Step 5: Solve for x
    x = 22,645,331,605.53/150,531.61
  6. Step 6: Final answer
    x = 150,435.72

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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.