Home / 89,274.59-123,194.80-48,987.35

Finding the Fourth Proportional to 89,274.59, 123,194.80 and 48,987.35

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Solution

The fourth proportional to 89,274.59, 123,194.80 and 48,987.35 is: 67,600.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,274.59 : 123,194.80 = 48,987.35 : x
  2. Step 2: Convert to fraction form
    89,274.59/123,194.80 = 48,987.35/x
  3. Step 3: Cross multiply
    89,274.59x = 123,194.80 × 48,987.35
  4. Step 4: Simplify right side
    89,274.59x = 6,034,986,785.78
  5. Step 5: Solve for x
    x = 6,034,986,785.78/89,274.59
  6. Step 6: Final answer
    x = 67,600.27

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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.