Home / 174,380.28-261,568.59-115,479.48

Finding the Fourth Proportional to 174,380.28, 261,568.59 and 115,479.48

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Solution

The fourth proportional to 174,380.28, 261,568.59 and 115,479.48 is: 173,218.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,380.28 : 261,568.59 = 115,479.48 : x
  2. Step 2: Convert to fraction form
    174,380.28/261,568.59 = 115,479.48/x
  3. Step 3: Cross multiply
    174,380.28x = 261,568.59 × 115,479.48
  4. Step 4: Simplify right side
    174,380.28x = 30,205,804,757.53
  5. Step 5: Solve for x
    x = 30,205,804,757.53/174,380.28
  6. Step 6: Final answer
    x = 173,218.01

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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.