Home / 88,286.42-121,834.85-52,008.95

Finding the Fourth Proportional to 88,286.42, 121,834.85 and 52,008.95

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Solution

The fourth proportional to 88,286.42, 121,834.85 and 52,008.95 is: 71,772.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,286.42 : 121,834.85 = 52,008.95 : x
  2. Step 2: Convert to fraction form
    88,286.42/121,834.85 = 52,008.95/x
  3. Step 3: Cross multiply
    88,286.42x = 121,834.85 × 52,008.95
  4. Step 4: Simplify right side
    88,286.42x = 6,336,501,752.69
  5. Step 5: Solve for x
    x = 6,336,501,752.69/88,286.42
  6. Step 6: Final answer
    x = 71,772.10

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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.