Home / 77,046.24-115,585.20-34,906.08

Finding the Fourth Proportional to 77,046.24, 115,585.20 and 34,906.08

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Solution

The fourth proportional to 77,046.24, 115,585.20 and 34,906.08 is: 52,366.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,046.24 : 115,585.20 = 34,906.08 : x
  2. Step 2: Convert to fraction form
    77,046.24/115,585.20 = 34,906.08/x
  3. Step 3: Cross multiply
    77,046.24x = 115,585.20 × 34,906.08
  4. Step 4: Simplify right side
    77,046.24x = 4,034,626,238.02
  5. Step 5: Solve for x
    x = 4,034,626,238.02/77,046.24
  6. Step 6: Final answer
    x = 52,366.30

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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.