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Finding the Fourth Proportional to 267,575.45, 369,447.87 and 172,248.22

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Solution

The fourth proportional to 267,575.45, 369,447.87 and 172,248.22 is: 237,827.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,575.45 : 369,447.87 = 172,248.22 : x
  2. Step 2: Convert to fraction form
    267,575.45/369,447.87 = 172,248.22/x
  3. Step 3: Cross multiply
    267,575.45x = 369,447.87 × 172,248.22
  4. Step 4: Simplify right side
    267,575.45x = 63,636,739,098.03
  5. Step 5: Solve for x
    x = 63,636,739,098.03/267,575.45
  6. Step 6: Final answer
    x = 237,827.28

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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.