Home / 57,132.27-78,833.16-35,896.50

Finding the Fourth Proportional to 57,132.27, 78,833.16 and 35,896.50

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Solution

The fourth proportional to 57,132.27, 78,833.16 and 35,896.50 is: 49,531.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,132.27 : 78,833.16 = 35,896.50 : x
  2. Step 2: Convert to fraction form
    57,132.27/78,833.16 = 35,896.50/x
  3. Step 3: Cross multiply
    57,132.27x = 78,833.16 × 35,896.50
  4. Step 4: Simplify right side
    57,132.27x = 2,829,834,527.94
  5. Step 5: Solve for x
    x = 2,829,834,527.94/57,132.27
  6. Step 6: Final answer
    x = 49,531.28

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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.