Home / 92,712.24-127,959.27-54,471.77

Finding the Fourth Proportional to 92,712.24, 127,959.27 and 54,471.77

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Solution

The fourth proportional to 92,712.24, 127,959.27 and 54,471.77 is: 75,180.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,712.24 : 127,959.27 = 54,471.77 : x
  2. Step 2: Convert to fraction form
    92,712.24/127,959.27 = 54,471.77/x
  3. Step 3: Cross multiply
    92,712.24x = 127,959.27 × 54,471.77
  4. Step 4: Simplify right side
    92,712.24x = 6,970,168,739.97
  5. Step 5: Solve for x
    x = 6,970,168,739.97/92,712.24
  6. Step 6: Final answer
    x = 75,180.68

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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.