Home / 83,673.03-125,565.44-31,087.83

Finding the Fourth Proportional to 83,673.03, 125,565.44 and 31,087.83

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Solution

The fourth proportional to 83,673.03, 125,565.44 and 31,087.83 is: 46,652.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,673.03 : 125,565.44 = 31,087.83 : x
  2. Step 2: Convert to fraction form
    83,673.03/125,565.44 = 31,087.83/x
  3. Step 3: Cross multiply
    83,673.03x = 125,565.44 × 31,087.83
  4. Step 4: Simplify right side
    83,673.03x = 3,903,557,542.90
  5. Step 5: Solve for x
    x = 3,903,557,542.90/83,673.03
  6. Step 6: Final answer
    x = 46,652.52

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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.