Home / 84,494.16-126,725.07-25,329.81

Finding the Fourth Proportional to 84,494.16, 126,725.07 and 25,329.81

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Solution

The fourth proportional to 84,494.16, 126,725.07 and 25,329.81 is: 37,989.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,494.16 : 126,725.07 = 25,329.81 : x
  2. Step 2: Convert to fraction form
    84,494.16/126,725.07 = 25,329.81/x
  3. Step 3: Cross multiply
    84,494.16x = 126,725.07 × 25,329.81
  4. Step 4: Simplify right side
    84,494.16x = 3,209,921,945.34
  5. Step 5: Solve for x
    x = 3,209,921,945.34/84,494.16
  6. Step 6: Final answer
    x = 37,989.87

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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.