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Finding the Fourth Proportional to 83,156.36, 124,823.36 and 35,794.91

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Solution

The fourth proportional to 83,156.36, 124,823.36 and 35,794.91 is: 53,730.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,156.36 : 124,823.36 = 35,794.91 : x
  2. Step 2: Convert to fraction form
    83,156.36/124,823.36 = 35,794.91/x
  3. Step 3: Cross multiply
    83,156.36x = 124,823.36 × 35,794.91
  4. Step 4: Simplify right side
    83,156.36x = 4,468,041,338.64
  5. Step 5: Solve for x
    x = 4,468,041,338.64/83,156.36
  6. Step 6: Final answer
    x = 53,730.61

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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.