Home / 89,951.63-124,144.19-52,225.88

Finding the Fourth Proportional to 89,951.63, 124,144.19 and 52,225.88

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Solution

The fourth proportional to 89,951.63, 124,144.19 and 52,225.88 is: 72,078.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,951.63 : 124,144.19 = 52,225.88 : x
  2. Step 2: Convert to fraction form
    89,951.63/124,144.19 = 52,225.88/x
  3. Step 3: Cross multiply
    89,951.63x = 124,144.19 × 52,225.88
  4. Step 4: Simplify right side
    89,951.63x = 6,483,538,687.79
  5. Step 5: Solve for x
    x = 6,483,538,687.79/89,951.63
  6. Step 6: Final answer
    x = 72,078.06

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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.