Home / 84,422.27-116,505.60-48,129.08

Finding the Fourth Proportional to 84,422.27, 116,505.60 and 48,129.08

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Solution

The fourth proportional to 84,422.27, 116,505.60 and 48,129.08 is: 66,419.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,422.27 : 116,505.60 = 48,129.08 : x
  2. Step 2: Convert to fraction form
    84,422.27/116,505.60 = 48,129.08/x
  3. Step 3: Cross multiply
    84,422.27x = 116,505.60 × 48,129.08
  4. Step 4: Simplify right side
    84,422.27x = 5,607,306,760.32
  5. Step 5: Solve for x
    x = 5,607,306,760.32/84,422.27
  6. Step 6: Final answer
    x = 66,419.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.