Home / 83,712.60-125,421.30-44,182.62

Finding the Fourth Proportional to 83,712.60, 125,421.30 and 44,182.62

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Solution

The fourth proportional to 83,712.60, 125,421.30 and 44,182.62 is: 66,196.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,712.60 : 125,421.30 = 44,182.62 : x
  2. Step 2: Convert to fraction form
    83,712.60/125,421.30 = 44,182.62/x
  3. Step 3: Cross multiply
    83,712.60x = 125,421.30 × 44,182.62
  4. Step 4: Simplify right side
    83,712.60x = 5,541,441,637.81
  5. Step 5: Solve for x
    x = 5,541,441,637.81/83,712.60
  6. Step 6: Final answer
    x = 66,196.03

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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.