Home / 79,366.28-109,530.32-52,462.12

Finding the Fourth Proportional to 79,366.28, 109,530.32 and 52,462.12

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Solution

The fourth proportional to 79,366.28, 109,530.32 and 52,462.12 is: 72,400.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,366.28 : 109,530.32 = 52,462.12 : x
  2. Step 2: Convert to fraction form
    79,366.28/109,530.32 = 52,462.12/x
  3. Step 3: Cross multiply
    79,366.28x = 109,530.32 × 52,462.12
  4. Step 4: Simplify right side
    79,366.28x = 5,746,192,791.48
  5. Step 5: Solve for x
    x = 5,746,192,791.48/79,366.28
  6. Step 6: Final answer
    x = 72,400.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.