Home / 89,411.52-134,127-33,245.04

Finding the Fourth Proportional to 89,411.52, 134,127 and 33,245.04

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Solution

The fourth proportional to 89,411.52, 134,127 and 33,245.04 is: 49,871.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,411.52 : 134,127 = 33,245.04 : x
  2. Step 2: Convert to fraction form
    89,411.52/134,127 = 33,245.04/x
  3. Step 3: Cross multiply
    89,411.52x = 134,127 × 33,245.04
  4. Step 4: Simplify right side
    89,411.52x = 4,459,057,480.08
  5. Step 5: Solve for x
    x = 4,459,057,480.08/89,411.52
  6. Step 6: Final answer
    x = 49,871.17

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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.