Home / 89,680.64-134,527.91-36,347.23

Finding the Fourth Proportional to 89,680.64, 134,527.91 and 36,347.23

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Solution

The fourth proportional to 89,680.64, 134,527.91 and 36,347.23 is: 54,523.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,680.64 : 134,527.91 = 36,347.23 : x
  2. Step 2: Convert to fraction form
    89,680.64/134,527.91 = 36,347.23/x
  3. Step 3: Cross multiply
    89,680.64x = 134,527.91 × 36,347.23
  4. Step 4: Simplify right side
    89,680.64x = 4,889,716,872.61
  5. Step 5: Solve for x
    x = 4,889,716,872.61/89,680.64
  6. Step 6: Final answer
    x = 54,523.66

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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.