Home / 88,934.31-122,760.62-54,968.85

Finding the Fourth Proportional to 88,934.31, 122,760.62 and 54,968.85

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Solution

The fourth proportional to 88,934.31, 122,760.62 and 54,968.85 is: 75,876.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,934.31 : 122,760.62 = 54,968.85 : x
  2. Step 2: Convert to fraction form
    88,934.31/122,760.62 = 54,968.85/x
  3. Step 3: Cross multiply
    88,934.31x = 122,760.62 × 54,968.85
  4. Step 4: Simplify right side
    88,934.31x = 6,748,009,831.84
  5. Step 5: Solve for x
    x = 6,748,009,831.84/88,934.31
  6. Step 6: Final answer
    x = 75,876.34

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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.