Home / 88,622.38-122,294.52-52,811.56

Finding the Fourth Proportional to 88,622.38, 122,294.52 and 52,811.56

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Solution

The fourth proportional to 88,622.38, 122,294.52 and 52,811.56 is: 72,877.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,622.38 : 122,294.52 = 52,811.56 : x
  2. Step 2: Convert to fraction form
    88,622.38/122,294.52 = 52,811.56/x
  3. Step 3: Cross multiply
    88,622.38x = 122,294.52 × 52,811.56
  4. Step 4: Simplify right side
    88,622.38x = 6,458,564,380.65
  5. Step 5: Solve for x
    x = 6,458,564,380.65/88,622.38
  6. Step 6: Final answer
    x = 72,877.35

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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.