Home / 75,498.33-104,179.23-45,284.88

Finding the Fourth Proportional to 75,498.33, 104,179.23 and 45,284.88

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Solution

The fourth proportional to 75,498.33, 104,179.23 and 45,284.88 is: 62,488.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,498.33 : 104,179.23 = 45,284.88 : x
  2. Step 2: Convert to fraction form
    75,498.33/104,179.23 = 45,284.88/x
  3. Step 3: Cross multiply
    75,498.33x = 104,179.23 × 45,284.88
  4. Step 4: Simplify right side
    75,498.33x = 4,717,743,929.04
  5. Step 5: Solve for x
    x = 4,717,743,929.04/75,498.33
  6. Step 6: Final answer
    x = 62,488.06

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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.