Home / 225,315.20-338,089.28-99,044.10

Finding the Fourth Proportional to 225,315.20, 338,089.28 and 99,044.10

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Solution

The fourth proportional to 225,315.20, 338,089.28 and 99,044.10 is: 148,617.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,315.20 : 338,089.28 = 99,044.10 : x
  2. Step 2: Convert to fraction form
    225,315.20/338,089.28 = 99,044.10/x
  3. Step 3: Cross multiply
    225,315.20x = 338,089.28 × 99,044.10
  4. Step 4: Simplify right side
    225,315.20x = 33,485,747,962.03
  5. Step 5: Solve for x
    x = 33,485,747,962.03/225,315.20
  6. Step 6: Final answer
    x = 148,617.35

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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.