Home / 57,060.11-78,727.15-32,860.07

Finding the Fourth Proportional to 57,060.11, 78,727.15 and 32,860.07

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Solution

The fourth proportional to 57,060.11, 78,727.15 and 32,860.07 is: 45,337.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,060.11 : 78,727.15 = 32,860.07 : x
  2. Step 2: Convert to fraction form
    57,060.11/78,727.15 = 32,860.07/x
  3. Step 3: Cross multiply
    57,060.11x = 78,727.15 × 32,860.07
  4. Step 4: Simplify right side
    57,060.11x = 2,586,979,659.90
  5. Step 5: Solve for x
    x = 2,586,979,659.90/57,060.11
  6. Step 6: Final answer
    x = 45,337.80

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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.