Home / 84,963.08-127,436.34-25,799.26

Finding the Fourth Proportional to 84,963.08, 127,436.34 and 25,799.26

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Solution

The fourth proportional to 84,963.08, 127,436.34 and 25,799.26 is: 38,696.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,963.08 : 127,436.34 = 25,799.26 : x
  2. Step 2: Convert to fraction form
    84,963.08/127,436.34 = 25,799.26/x
  3. Step 3: Cross multiply
    84,963.08x = 127,436.34 × 25,799.26
  4. Step 4: Simplify right side
    84,963.08x = 3,287,763,269.11
  5. Step 5: Solve for x
    x = 3,287,763,269.11/84,963.08
  6. Step 6: Final answer
    x = 38,696.38

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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.