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Finding the Fourth Proportional to 59,885.72, 89,680.95 and 37,643.93

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Solution

The fourth proportional to 59,885.72, 89,680.95 and 37,643.93 is: 56,373.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,885.72 : 89,680.95 = 37,643.93 : x
  2. Step 2: Convert to fraction form
    59,885.72/89,680.95 = 37,643.93/x
  3. Step 3: Cross multiply
    59,885.72x = 89,680.95 × 37,643.93
  4. Step 4: Simplify right side
    59,885.72x = 3,375,943,404.13
  5. Step 5: Solve for x
    x = 3,375,943,404.13/59,885.72
  6. Step 6: Final answer
    x = 56,373.10

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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.