Home / 88,721.52-122,437.55-48,436.98

Finding the Fourth Proportional to 88,721.52, 122,437.55 and 48,436.98

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Solution

The fourth proportional to 88,721.52, 122,437.55 and 48,436.98 is: 66,844.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,721.52 : 122,437.55 = 48,436.98 : x
  2. Step 2: Convert to fraction form
    88,721.52/122,437.55 = 48,436.98/x
  3. Step 3: Cross multiply
    88,721.52x = 122,437.55 × 48,436.98
  4. Step 4: Simplify right side
    88,721.52x = 5,930,505,160.60
  5. Step 5: Solve for x
    x = 5,930,505,160.60/88,721.52
  6. Step 6: Final answer
    x = 66,844.04

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1.5x scale

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.