Home / 85,191.24-127,708.02-32,558.52

Finding the Fourth Proportional to 85,191.24, 127,708.02 and 32,558.52

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Solution

The fourth proportional to 85,191.24, 127,708.02 and 32,558.52 is: 48,807.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,191.24 : 127,708.02 = 32,558.52 : x
  2. Step 2: Convert to fraction form
    85,191.24/127,708.02 = 32,558.52/x
  3. Step 3: Cross multiply
    85,191.24x = 127,708.02 × 32,558.52
  4. Step 4: Simplify right side
    85,191.24x = 4,157,984,123.33
  5. Step 5: Solve for x
    x = 4,157,984,123.33/85,191.24
  6. Step 6: Final answer
    x = 48,807.65

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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.