Home / 88,338.74-121,906.17-48,052.82

Finding the Fourth Proportional to 88,338.74, 121,906.17 and 48,052.82

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Solution

The fourth proportional to 88,338.74, 121,906.17 and 48,052.82 is: 66,312.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,338.74 : 121,906.17 = 48,052.82 : x
  2. Step 2: Convert to fraction form
    88,338.74/121,906.17 = 48,052.82/x
  3. Step 3: Cross multiply
    88,338.74x = 121,906.17 × 48,052.82
  4. Step 4: Simplify right side
    88,338.74x = 5,857,935,548.66
  5. Step 5: Solve for x
    x = 5,857,935,548.66/88,338.74
  6. Step 6: Final answer
    x = 66,312.20

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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.