Home / 226,885.59-313,089.84-124,891.20

Finding the Fourth Proportional to 226,885.59, 313,089.84 and 124,891.20

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Solution

The fourth proportional to 226,885.59, 313,089.84 and 124,891.20 is: 172,343.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,885.59 : 313,089.84 = 124,891.20 : x
  2. Step 2: Convert to fraction form
    226,885.59/313,089.84 = 124,891.20/x
  3. Step 3: Cross multiply
    226,885.59x = 313,089.84 × 124,891.20
  4. Step 4: Simplify right side
    226,885.59x = 39,102,165,825.41
  5. Step 5: Solve for x
    x = 39,102,165,825.41/226,885.59
  6. Step 6: Final answer
    x = 172,343.10

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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.