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Finding the Fourth Proportional to 150,358.52, 207,492.24 and 82,374.86

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Solution

The fourth proportional to 150,358.52, 207,492.24 and 82,374.86 is: 113,675.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,358.52 : 207,492.24 = 82,374.86 : x
  2. Step 2: Convert to fraction form
    150,358.52/207,492.24 = 82,374.86/x
  3. Step 3: Cross multiply
    150,358.52x = 207,492.24 × 82,374.86
  4. Step 4: Simplify right side
    150,358.52x = 17,092,144,221.09
  5. Step 5: Solve for x
    x = 17,092,144,221.09/150,358.52
  6. Step 6: Final answer
    x = 113,675.93

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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.