Home / 88,214.02-121,754.61-54,251.74

Finding the Fourth Proportional to 88,214.02, 121,754.61 and 54,251.74

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Solution

The fourth proportional to 88,214.02, 121,754.61 and 54,251.74 is: 74,879.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,214.02 : 121,754.61 = 54,251.74 : x
  2. Step 2: Convert to fraction form
    88,214.02/121,754.61 = 54,251.74/x
  3. Step 3: Cross multiply
    88,214.02x = 121,754.61 × 54,251.74
  4. Step 4: Simplify right side
    88,214.02x = 6,605,399,445.52
  5. Step 5: Solve for x
    x = 6,605,399,445.52/88,214.02
  6. Step 6: Final answer
    x = 74,879.25

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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.