Home / 84,775.24-127,159.12-25,609.11

Finding the Fourth Proportional to 84,775.24, 127,159.12 and 25,609.11

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Solution

The fourth proportional to 84,775.24, 127,159.12 and 25,609.11 is: 38,412.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,775.24 : 127,159.12 = 25,609.11 : x
  2. Step 2: Convert to fraction form
    84,775.24/127,159.12 = 25,609.11/x
  3. Step 3: Cross multiply
    84,775.24x = 127,159.12 × 25,609.11
  4. Step 4: Simplify right side
    84,775.24x = 3,256,431,891.58
  5. Step 5: Solve for x
    x = 3,256,431,891.58/84,775.24
  6. Step 6: Final answer
    x = 38,412.54

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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.