Home / 88,214.02-121,754.60-54,251.73

Finding the Fourth Proportional to 88,214.02, 121,754.60 and 54,251.73

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Solution

The fourth proportional to 88,214.02, 121,754.60 and 54,251.73 is: 74,879.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,214.02 : 121,754.60 = 54,251.73 : x
  2. Step 2: Convert to fraction form
    88,214.02/121,754.60 = 54,251.73/x
  3. Step 3: Cross multiply
    88,214.02x = 121,754.60 × 54,251.73
  4. Step 4: Simplify right side
    88,214.02x = 6,605,397,685.46
  5. Step 5: Solve for x
    x = 6,605,397,685.46/88,214.02
  6. Step 6: Final answer
    x = 74,879.23

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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.