Home / 84,966.26-127,449.38-40,458.07

Finding the Fourth Proportional to 84,966.26, 127,449.38 and 40,458.07

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Solution

The fourth proportional to 84,966.26, 127,449.38 and 40,458.07 is: 60,687.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,966.26 : 127,449.38 = 40,458.07 : x
  2. Step 2: Convert to fraction form
    84,966.26/127,449.38 = 40,458.07/x
  3. Step 3: Cross multiply
    84,966.26x = 127,449.38 × 40,458.07
  4. Step 4: Simplify right side
    84,966.26x = 5,156,355,937.50
  5. Step 5: Solve for x
    x = 5,156,355,937.50/84,966.26
  6. Step 6: Final answer
    x = 60,687.10

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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.