Home / 83,483.97-125,267.01-39,103.02

Finding the Fourth Proportional to 83,483.97, 125,267.01 and 39,103.02

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Solution

The fourth proportional to 83,483.97, 125,267.01 and 39,103.02 is: 58,673.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,483.97 : 125,267.01 = 39,103.02 : x
  2. Step 2: Convert to fraction form
    83,483.97/125,267.01 = 39,103.02/x
  3. Step 3: Cross multiply
    83,483.97x = 125,267.01 × 39,103.02
  4. Step 4: Simplify right side
    83,483.97x = 4,898,318,397.37
  5. Step 5: Solve for x
    x = 4,898,318,397.37/83,483.97
  6. Step 6: Final answer
    x = 58,673.76

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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.