Home / 97,138.97-145,701.77-59,704.82

Finding the Fourth Proportional to 97,138.97, 145,701.77 and 59,704.82

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Solution

The fourth proportional to 97,138.97, 145,701.77 and 59,704.82 is: 89,553.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,138.97 : 145,701.77 = 59,704.82 : x
  2. Step 2: Convert to fraction form
    97,138.97/145,701.77 = 59,704.82/x
  3. Step 3: Cross multiply
    97,138.97x = 145,701.77 × 59,704.82
  4. Step 4: Simplify right side
    97,138.97x = 8,699,097,470.88
  5. Step 5: Solve for x
    x = 8,699,097,470.88/97,138.97
  6. Step 6: Final answer
    x = 89,553.12

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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.