Home / 73,923.30-102,009.38-42,091.92

Finding the Fourth Proportional to 73,923.30, 102,009.38 and 42,091.92

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Solution

The fourth proportional to 73,923.30, 102,009.38 and 42,091.92 is: 58,084.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,923.30 : 102,009.38 = 42,091.92 : x
  2. Step 2: Convert to fraction form
    73,923.30/102,009.38 = 42,091.92/x
  3. Step 3: Cross multiply
    73,923.30x = 102,009.38 × 42,091.92
  4. Step 4: Simplify right side
    73,923.30x = 4,293,770,451.75
  5. Step 5: Solve for x
    x = 4,293,770,451.75/73,923.30
  6. Step 6: Final answer
    x = 58,084.13

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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.