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Finding the Fourth Proportional to 80,089.92, 110,547.17 and 52,885.88

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Solution

The fourth proportional to 80,089.92, 110,547.17 and 52,885.88 is: 72,997.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,089.92 : 110,547.17 = 52,885.88 : x
  2. Step 2: Convert to fraction form
    80,089.92/110,547.17 = 52,885.88/x
  3. Step 3: Cross multiply
    80,089.92x = 110,547.17 × 52,885.88
  4. Step 4: Simplify right side
    80,089.92x = 5,846,383,549.79
  5. Step 5: Solve for x
    x = 5,846,383,549.79/80,089.92
  6. Step 6: Final answer
    x = 72,997.74

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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.