Home / 89,001.64-122,819.25-48,714.57

Finding the Fourth Proportional to 89,001.64, 122,819.25 and 48,714.57

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Solution

The fourth proportional to 89,001.64, 122,819.25 and 48,714.57 is: 67,224.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,001.64 : 122,819.25 = 48,714.57 : x
  2. Step 2: Convert to fraction form
    89,001.64/122,819.25 = 48,714.57/x
  3. Step 3: Cross multiply
    89,001.64x = 122,819.25 × 48,714.57
  4. Step 4: Simplify right side
    89,001.64x = 5,983,087,134.15
  5. Step 5: Solve for x
    x = 5,983,087,134.15/89,001.64
  6. Step 6: Final answer
    x = 67,224.46

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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.