Home / 89,617.48-134,445.66-27,286.36

Finding the Fourth Proportional to 89,617.48, 134,445.66 and 27,286.36

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Solution

The fourth proportional to 89,617.48, 134,445.66 and 27,286.36 is: 40,935.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,617.48 : 134,445.66 = 27,286.36 : x
  2. Step 2: Convert to fraction form
    89,617.48/134,445.66 = 27,286.36/x
  3. Step 3: Cross multiply
    89,617.48x = 134,445.66 × 27,286.36
  4. Step 4: Simplify right side
    89,617.48x = 3,668,532,679.20
  5. Step 5: Solve for x
    x = 3,668,532,679.20/89,617.48
  6. Step 6: Final answer
    x = 40,935.46

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1.5x scale

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.