Home / 89,944.08-134,892.60-26,747.20

Finding the Fourth Proportional to 89,944.08, 134,892.60 and 26,747.20

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Solution

The fourth proportional to 89,944.08, 134,892.60 and 26,747.20 is: 40,113.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,944.08 : 134,892.60 = 26,747.20 : x
  2. Step 2: Convert to fraction form
    89,944.08/134,892.60 = 26,747.20/x
  3. Step 3: Cross multiply
    89,944.08x = 134,892.60 × 26,747.20
  4. Step 4: Simplify right side
    89,944.08x = 3,607,999,350.72
  5. Step 5: Solve for x
    x = 3,607,999,350.72/89,944.08
  6. Step 6: Final answer
    x = 40,113.81

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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.