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Finding the Fourth Proportional to 59,872.66, 89,750.31 and 51,008.02

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Solution

The fourth proportional to 59,872.66, 89,750.31 and 51,008.02 is: 76,462.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,872.66 : 89,750.31 = 51,008.02 : x
  2. Step 2: Convert to fraction form
    59,872.66/89,750.31 = 51,008.02/x
  3. Step 3: Cross multiply
    59,872.66x = 89,750.31 × 51,008.02
  4. Step 4: Simplify right side
    59,872.66x = 4,577,985,607.49
  5. Step 5: Solve for x
    x = 4,577,985,607.49/59,872.66
  6. Step 6: Final answer
    x = 76,462.04

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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.