Home / 88,707.72-122,398.38-50,974.68

Finding the Fourth Proportional to 88,707.72, 122,398.38 and 50,974.68

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Solution

The fourth proportional to 88,707.72, 122,398.38 and 50,974.68 is: 70,334.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,707.72 : 122,398.38 = 50,974.68 : x
  2. Step 2: Convert to fraction form
    88,707.72/122,398.38 = 50,974.68/x
  3. Step 3: Cross multiply
    88,707.72x = 122,398.38 × 50,974.68
  4. Step 4: Simplify right side
    88,707.72x = 6,239,218,253.02
  5. Step 5: Solve for x
    x = 6,239,218,253.02/88,707.72
  6. Step 6: Final answer
    x = 70,334.56

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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.