Home / 89,913.32-134,887.32-34,505

Finding the Fourth Proportional to 89,913.32, 134,887.32 and 34,505

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Solution

The fourth proportional to 89,913.32, 134,887.32 and 34,505 is: 51,764.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,913.32 : 134,887.32 = 34,505 : x
  2. Step 2: Convert to fraction form
    89,913.32/134,887.32 = 34,505/x
  3. Step 3: Cross multiply
    89,913.32x = 134,887.32 × 34,505
  4. Step 4: Simplify right side
    89,913.32x = 4,654,286,976.60
  5. Step 5: Solve for x
    x = 4,654,286,976.60/89,913.32
  6. Step 6: Final answer
    x = 51,764.15

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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.