Home / 88,242.94-121,770.22-47,956.47

Finding the Fourth Proportional to 88,242.94, 121,770.22 and 47,956.47

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Solution

The fourth proportional to 88,242.94, 121,770.22 and 47,956.47 is: 66,177.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,242.94 : 121,770.22 = 47,956.47 : x
  2. Step 2: Convert to fraction form
    88,242.94/121,770.22 = 47,956.47/x
  3. Step 3: Cross multiply
    88,242.94x = 121,770.22 × 47,956.47
  4. Step 4: Simplify right side
    88,242.94x = 5,839,669,789.27
  5. Step 5: Solve for x
    x = 5,839,669,789.27/88,242.94
  6. Step 6: Final answer
    x = 66,177.19

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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.