Home / 83,618.30-125,427.45-48,188.90

Finding the Fourth Proportional to 83,618.30, 125,427.45 and 48,188.90

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Solution

The fourth proportional to 83,618.30, 125,427.45 and 48,188.90 is: 72,283.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,618.30 : 125,427.45 = 48,188.90 : x
  2. Step 2: Convert to fraction form
    83,618.30/125,427.45 = 48,188.90/x
  3. Step 3: Cross multiply
    83,618.30x = 125,427.45 × 48,188.90
  4. Step 4: Simplify right side
    83,618.30x = 6,044,210,845.31
  5. Step 5: Solve for x
    x = 6,044,210,845.31/83,618.30
  6. Step 6: Final answer
    x = 72,283.35

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.