Home / 81,764.56-122,664.52-24,833.78

Finding the Fourth Proportional to 81,764.56, 122,664.52 and 24,833.78

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Solution

The fourth proportional to 81,764.56, 122,664.52 and 24,833.78 is: 37,256.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,764.56 : 122,664.52 = 24,833.78 : x
  2. Step 2: Convert to fraction form
    81,764.56/122,664.52 = 24,833.78/x
  3. Step 3: Cross multiply
    81,764.56x = 122,664.52 × 24,833.78
  4. Step 4: Simplify right side
    81,764.56x = 3,046,223,703.49
  5. Step 5: Solve for x
    x = 3,046,223,703.49/81,764.56
  6. Step 6: Final answer
    x = 37,256.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.