Home / 88,238.40-121,770.18-47,952.96

Finding the Fourth Proportional to 88,238.40, 121,770.18 and 47,952.96

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Solution

The fourth proportional to 88,238.40, 121,770.18 and 47,952.96 is: 66,175.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,238.40 : 121,770.18 = 47,952.96 : x
  2. Step 2: Convert to fraction form
    88,238.40/121,770.18 = 47,952.96/x
  3. Step 3: Cross multiply
    88,238.40x = 121,770.18 × 47,952.96
  4. Step 4: Simplify right side
    88,238.40x = 5,839,240,570.73
  5. Step 5: Solve for x
    x = 5,839,240,570.73/88,238.40
  6. Step 6: Final answer
    x = 66,175.73

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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.