Home / 313,337.10-432,359.56-179,175.18

Finding the Fourth Proportional to 313,337.10, 432,359.56 and 179,175.18

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Solution

The fourth proportional to 313,337.10, 432,359.56 and 179,175.18 is: 247,235.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,337.10 : 432,359.56 = 179,175.18 : x
  2. Step 2: Convert to fraction form
    313,337.10/432,359.56 = 179,175.18/x
  3. Step 3: Cross multiply
    313,337.10x = 432,359.56 × 179,175.18
  4. Step 4: Simplify right side
    313,337.10x = 77,468,101,987.72
  5. Step 5: Solve for x
    x = 77,468,101,987.72/313,337.10
  6. Step 6: Final answer
    x = 247,235.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.