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Finding the Fourth Proportional to 267,208.72, 400,832.52 and 89,714.26

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Solution

The fourth proportional to 267,208.72, 400,832.52 and 89,714.26 is: 134,577.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,208.72 : 400,832.52 = 89,714.26 : x
  2. Step 2: Convert to fraction form
    267,208.72/400,832.52 = 89,714.26/x
  3. Step 3: Cross multiply
    267,208.72x = 400,832.52 × 89,714.26
  4. Step 4: Simplify right side
    267,208.72x = 35,960,392,915.74
  5. Step 5: Solve for x
    x = 35,960,392,915.74/267,208.72
  6. Step 6: Final answer
    x = 134,577.92

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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.