Home / 84,788.55-116,984.25-54,591.36

Finding the Fourth Proportional to 84,788.55, 116,984.25 and 54,591.36

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Solution

The fourth proportional to 84,788.55, 116,984.25 and 54,591.36 is: 75,320.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,788.55 : 116,984.25 = 54,591.36 : x
  2. Step 2: Convert to fraction form
    84,788.55/116,984.25 = 54,591.36/x
  3. Step 3: Cross multiply
    84,788.55x = 116,984.25 × 54,591.36
  4. Step 4: Simplify right side
    84,788.55x = 6,386,329,306.08
  5. Step 5: Solve for x
    x = 6,386,329,306.08/84,788.55
  6. Step 6: Final answer
    x = 75,320.66

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.