Home / 89,844.30-134,766.45-56,601.90

Finding the Fourth Proportional to 89,844.30, 134,766.45 and 56,601.90

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Solution

The fourth proportional to 89,844.30, 134,766.45 and 56,601.90 is: 84,902.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,844.30 : 134,766.45 = 56,601.90 : x
  2. Step 2: Convert to fraction form
    89,844.30/134,766.45 = 56,601.90/x
  3. Step 3: Cross multiply
    89,844.30x = 134,766.45 × 56,601.90
  4. Step 4: Simplify right side
    89,844.30x = 7,628,037,126.26
  5. Step 5: Solve for x
    x = 7,628,037,126.26/89,844.30
  6. Step 6: Final answer
    x = 84,902.85

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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.