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Finding the Fourth Proportional to 58,985.58, 88,493.49 and 19,553.70

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Solution

The fourth proportional to 58,985.58, 88,493.49 and 19,553.70 is: 29,335.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,985.58 : 88,493.49 = 19,553.70 : x
  2. Step 2: Convert to fraction form
    58,985.58/88,493.49 = 19,553.70/x
  3. Step 3: Cross multiply
    58,985.58x = 88,493.49 × 19,553.70
  4. Step 4: Simplify right side
    58,985.58x = 1,730,375,155.41
  5. Step 5: Solve for x
    x = 1,730,375,155.41/58,985.58
  6. Step 6: Final answer
    x = 29,335.56

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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.