Home / 91,873,723.68-126,784,142.23-50,058,132.61

Finding the Fourth Proportional to 91,873,723.68, 126,784,142.23 and 50,058,132.61

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Solution

The fourth proportional to 91,873,723.68, 126,784,142.23 and 50,058,132.61 is: 69,079,353.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,873,723.68 : 126,784,142.23 = 50,058,132.61 : x
  2. Step 2: Convert to fraction form
    91,873,723.68/126,784,142.23 = 50,058,132.61/x
  3. Step 3: Cross multiply
    91,873,723.68x = 126,784,142.23 × 50,058,132.61
  4. Step 4: Simplify right side
    91,873,723.68x = 6,346,577,404,594,441
  5. Step 5: Solve for x
    x = 6,346,577,404,594,441/91,873,723.68
  6. Step 6: Final answer
    x = 69,079,353.16

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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.