Home / 84,962.94-127,436.18-25,799.12

Finding the Fourth Proportional to 84,962.94, 127,436.18 and 25,799.12

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Solution

The fourth proportional to 84,962.94, 127,436.18 and 25,799.12 is: 38,696.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,962.94 : 127,436.18 = 25,799.12 : x
  2. Step 2: Convert to fraction form
    84,962.94/127,436.18 = 25,799.12/x
  3. Step 3: Cross multiply
    84,962.94x = 127,436.18 × 25,799.12
  4. Step 4: Simplify right side
    84,962.94x = 3,287,741,171.17
  5. Step 5: Solve for x
    x = 3,287,741,171.17/84,962.94
  6. Step 6: Final answer
    x = 38,696.18

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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.