Home / 85,079.44-127,625.02-28,896.62

Finding the Fourth Proportional to 85,079.44, 127,625.02 and 28,896.62

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Solution

The fourth proportional to 85,079.44, 127,625.02 and 28,896.62 is: 43,346.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,079.44 : 127,625.02 = 28,896.62 : x
  2. Step 2: Convert to fraction form
    85,079.44/127,625.02 = 28,896.62/x
  3. Step 3: Cross multiply
    85,079.44x = 127,625.02 × 28,896.62
  4. Step 4: Simplify right side
    85,079.44x = 3,687,931,705.43
  5. Step 5: Solve for x
    x = 3,687,931,705.43/85,079.44
  6. Step 6: Final answer
    x = 43,346.92

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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.