Home / 83,195.16-124,785.71-35,808.35

Finding the Fourth Proportional to 83,195.16, 124,785.71 and 35,808.35

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Solution

The fourth proportional to 83,195.16, 124,785.71 and 35,808.35 is: 53,709.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,195.16 : 124,785.71 = 35,808.35 : x
  2. Step 2: Convert to fraction form
    83,195.16/124,785.71 = 35,808.35/x
  3. Step 3: Cross multiply
    83,195.16x = 124,785.71 × 35,808.35
  4. Step 4: Simplify right side
    83,195.16x = 4,468,369,575.71
  5. Step 5: Solve for x
    x = 4,468,369,575.71/83,195.16
  6. Step 6: Final answer
    x = 53,709.49

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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.