Home / 89,861.13-134,720.67-44,859.39

Finding the Fourth Proportional to 89,861.13, 134,720.67 and 44,859.39

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Solution

The fourth proportional to 89,861.13, 134,720.67 and 44,859.39 is: 67,253.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,861.13 : 134,720.67 = 44,859.39 : x
  2. Step 2: Convert to fraction form
    89,861.13/134,720.67 = 44,859.39/x
  3. Step 3: Cross multiply
    89,861.13x = 134,720.67 × 44,859.39
  4. Step 4: Simplify right side
    89,861.13x = 6,043,487,076.59
  5. Step 5: Solve for x
    x = 6,043,487,076.59/89,861.13
  6. Step 6: Final answer
    x = 67,253.63

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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.