Home / 88,494.40-122,113.20-52,685.92

Finding the Fourth Proportional to 88,494.40, 122,113.20 and 52,685.92

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Solution

The fourth proportional to 88,494.40, 122,113.20 and 52,685.92 is: 72,701.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,494.40 : 122,113.20 = 52,685.92 : x
  2. Step 2: Convert to fraction form
    88,494.40/122,113.20 = 52,685.92/x
  3. Step 3: Cross multiply
    88,494.40x = 122,113.20 × 52,685.92
  4. Step 4: Simplify right side
    88,494.40x = 6,433,646,286.14
  5. Step 5: Solve for x
    x = 6,433,646,286.14/88,494.40
  6. Step 6: Final answer
    x = 72,701.17

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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.