Home / 84,796.27-127,195.62-40,427.71

Finding the Fourth Proportional to 84,796.27, 127,195.62 and 40,427.71

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Solution

The fourth proportional to 84,796.27, 127,195.62 and 40,427.71 is: 60,642.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,796.27 : 127,195.62 = 40,427.71 : x
  2. Step 2: Convert to fraction form
    84,796.27/127,195.62 = 40,427.71/x
  3. Step 3: Cross multiply
    84,796.27x = 127,195.62 × 40,427.71
  4. Step 4: Simplify right side
    84,796.27x = 5,142,227,949.23
  5. Step 5: Solve for x
    x = 5,142,227,949.23/84,796.27
  6. Step 6: Final answer
    x = 60,642.15

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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.