Home / 89,354.88-123,294.96-51,632.64

Finding the Fourth Proportional to 89,354.88, 123,294.96 and 51,632.64

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Solution

The fourth proportional to 89,354.88, 123,294.96 and 51,632.64 is: 71,244.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,354.88 : 123,294.96 = 51,632.64 : x
  2. Step 2: Convert to fraction form
    89,354.88/123,294.96 = 51,632.64/x
  3. Step 3: Cross multiply
    89,354.88x = 123,294.96 × 51,632.64
  4. Step 4: Simplify right side
    89,354.88x = 6,366,044,283.49
  5. Step 5: Solve for x
    x = 6,366,044,283.49/89,354.88
  6. Step 6: Final answer
    x = 71,244.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.