Home / 84,082.02-126,138-27,925.52

Finding the Fourth Proportional to 84,082.02, 126,138 and 27,925.52

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Solution

The fourth proportional to 84,082.02, 126,138 and 27,925.52 is: 41,893.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,082.02 : 126,138 = 27,925.52 : x
  2. Step 2: Convert to fraction form
    84,082.02/126,138 = 27,925.52/x
  3. Step 3: Cross multiply
    84,082.02x = 126,138 × 27,925.52
  4. Step 4: Simplify right side
    84,082.02x = 3,522,469,241.76
  5. Step 5: Solve for x
    x = 3,522,469,241.76/84,082.02
  6. Step 6: Final answer
    x = 41,893.25

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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.