Home / 75,306.58-104,031.21-60,179.42

Finding the Fourth Proportional to 75,306.58, 104,031.21 and 60,179.42

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Solution

The fourth proportional to 75,306.58, 104,031.21 and 60,179.42 is: 83,134.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,306.58 : 104,031.21 = 60,179.42 : x
  2. Step 2: Convert to fraction form
    75,306.58/104,031.21 = 60,179.42/x
  3. Step 3: Cross multiply
    75,306.58x = 104,031.21 × 60,179.42
  4. Step 4: Simplify right side
    75,306.58x = 6,260,537,879.70
  5. Step 5: Solve for x
    x = 6,260,537,879.70/75,306.58
  6. Step 6: Final answer
    x = 83,134.01

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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.