Home / 67,895.46-101,802.26-30,448.76

Finding the Fourth Proportional to 67,895.46, 101,802.26 and 30,448.76

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Solution

The fourth proportional to 67,895.46, 101,802.26 and 30,448.76 is: 45,654.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,895.46 : 101,802.26 = 30,448.76 : x
  2. Step 2: Convert to fraction form
    67,895.46/101,802.26 = 30,448.76/x
  3. Step 3: Cross multiply
    67,895.46x = 101,802.26 × 30,448.76
  4. Step 4: Simplify right side
    67,895.46x = 3,099,752,582.20
  5. Step 5: Solve for x
    x = 3,099,752,582.20/67,895.46
  6. Step 6: Final answer
    x = 45,654.78

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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.