Home / 89,381.30-123,346.72-49,094.02

Finding the Fourth Proportional to 89,381.30, 123,346.72 and 49,094.02

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Solution

The fourth proportional to 89,381.30, 123,346.72 and 49,094.02 is: 67,750.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,381.30 : 123,346.72 = 49,094.02 : x
  2. Step 2: Convert to fraction form
    89,381.30/123,346.72 = 49,094.02/x
  3. Step 3: Cross multiply
    89,381.30x = 123,346.72 × 49,094.02
  4. Step 4: Simplify right side
    89,381.30x = 6,055,586,278.01
  5. Step 5: Solve for x
    x = 6,055,586,278.01/89,381.30
  6. Step 6: Final answer
    x = 67,750.04

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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.