Home / 73,162.76-100,951.28-42,949.36

Finding the Fourth Proportional to 73,162.76, 100,951.28 and 42,949.36

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Solution

The fourth proportional to 73,162.76, 100,951.28 and 42,949.36 is: 59,262.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,162.76 : 100,951.28 = 42,949.36 : x
  2. Step 2: Convert to fraction form
    73,162.76/100,951.28 = 42,949.36/x
  3. Step 3: Cross multiply
    73,162.76x = 100,951.28 × 42,949.36
  4. Step 4: Simplify right side
    73,162.76x = 4,335,792,867.18
  5. Step 5: Solve for x
    x = 4,335,792,867.18/73,162.76
  6. Step 6: Final answer
    x = 59,262.29

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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.