Home / 89,727.90-134,419.38-50,165.04

Finding the Fourth Proportional to 89,727.90, 134,419.38 and 50,165.04

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Solution

The fourth proportional to 89,727.90, 134,419.38 and 50,165.04 is: 75,151.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,727.90 : 134,419.38 = 50,165.04 : x
  2. Step 2: Convert to fraction form
    89,727.90/134,419.38 = 50,165.04/x
  3. Step 3: Cross multiply
    89,727.90x = 134,419.38 × 50,165.04
  4. Step 4: Simplify right side
    89,727.90x = 6,743,153,574.48
  5. Step 5: Solve for x
    x = 6,743,153,574.48/89,727.90
  6. Step 6: Final answer
    x = 75,151.14

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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.