Home / 77,252.33-115,921.55-41,712.90

Finding the Fourth Proportional to 77,252.33, 115,921.55 and 41,712.90

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Solution

The fourth proportional to 77,252.33, 115,921.55 and 41,712.90 is: 62,592.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,252.33 : 115,921.55 = 41,712.90 : x
  2. Step 2: Convert to fraction form
    77,252.33/115,921.55 = 41,712.90/x
  3. Step 3: Cross multiply
    77,252.33x = 115,921.55 × 41,712.90
  4. Step 4: Simplify right side
    77,252.33x = 4,835,423,909.92
  5. Step 5: Solve for x
    x = 4,835,423,909.92/77,252.33
  6. Step 6: Final answer
    x = 62,592.60

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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.