Home / 84,963.46-127,436.94-25,799.64

Finding the Fourth Proportional to 84,963.46, 127,436.94 and 25,799.64

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Solution

The fourth proportional to 84,963.46, 127,436.94 and 25,799.64 is: 38,696.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,963.46 : 127,436.94 = 25,799.64 : x
  2. Step 2: Convert to fraction form
    84,963.46/127,436.94 = 25,799.64/x
  3. Step 3: Cross multiply
    84,963.46x = 127,436.94 × 25,799.64
  4. Step 4: Simplify right side
    84,963.46x = 3,287,827,174.70
  5. Step 5: Solve for x
    x = 3,287,827,174.70/84,963.46
  6. Step 6: Final answer
    x = 38,696.95

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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.