Home / 85,228.38-127,861.02-32,637.86

Finding the Fourth Proportional to 85,228.38, 127,861.02 and 32,637.86

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Solution

The fourth proportional to 85,228.38, 127,861.02 and 32,637.86 is: 48,963.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,228.38 : 127,861.02 = 32,637.86 : x
  2. Step 2: Convert to fraction form
    85,228.38/127,861.02 = 32,637.86/x
  3. Step 3: Cross multiply
    85,228.38x = 127,861.02 × 32,637.86
  4. Step 4: Simplify right side
    85,228.38x = 4,173,110,308.28
  5. Step 5: Solve for x
    x = 4,173,110,308.28/85,228.38
  6. Step 6: Final answer
    x = 48,963.86

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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.