Home / 84,839.54-127,261.13-25,675.11

Finding the Fourth Proportional to 84,839.54, 127,261.13 and 25,675.11

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Solution

The fourth proportional to 84,839.54, 127,261.13 and 25,675.11 is: 38,513.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,839.54 : 127,261.13 = 25,675.11 : x
  2. Step 2: Convert to fraction form
    84,839.54/127,261.13 = 25,675.11/x
  3. Step 3: Cross multiply
    84,839.54x = 127,261.13 × 25,675.11
  4. Step 4: Simplify right side
    84,839.54x = 3,267,443,383.10
  5. Step 5: Solve for x
    x = 3,267,443,383.10/84,839.54
  6. Step 6: Final answer
    x = 38,513.22

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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.