Home / 96,815.43-145,279.98-40,651.22

Finding the Fourth Proportional to 96,815.43, 145,279.98 and 40,651.22

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Solution

The fourth proportional to 96,815.43, 145,279.98 and 40,651.22 is: 61,000.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,815.43 : 145,279.98 = 40,651.22 : x
  2. Step 2: Convert to fraction form
    96,815.43/145,279.98 = 40,651.22/x
  3. Step 3: Cross multiply
    96,815.43x = 145,279.98 × 40,651.22
  4. Step 4: Simplify right side
    96,815.43x = 5,905,808,167.00
  5. Step 5: Solve for x
    x = 5,905,808,167.00/96,815.43
  6. Step 6: Final answer
    x = 61,000.69

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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.