Home / 89,170.95-123,052.64-48,883.83

Finding the Fourth Proportional to 89,170.95, 123,052.64 and 48,883.83

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Solution

The fourth proportional to 89,170.95, 123,052.64 and 48,883.83 is: 67,457.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,170.95 : 123,052.64 = 48,883.83 : x
  2. Step 2: Convert to fraction form
    89,170.95/123,052.64 = 48,883.83/x
  3. Step 3: Cross multiply
    89,170.95x = 123,052.64 × 48,883.83
  4. Step 4: Simplify right side
    89,170.95x = 6,015,284,387.49
  5. Step 5: Solve for x
    x = 6,015,284,387.49/89,170.95
  6. Step 6: Final answer
    x = 67,457.89

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Why These Related Problems?

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