Home / 92,822.95-128,092.24-50,380.57

Finding the Fourth Proportional to 92,822.95, 128,092.24 and 50,380.57

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Solution

The fourth proportional to 92,822.95, 128,092.24 and 50,380.57 is: 69,523.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,822.95 : 128,092.24 = 50,380.57 : x
  2. Step 2: Convert to fraction form
    92,822.95/128,092.24 = 50,380.57/x
  3. Step 3: Cross multiply
    92,822.95x = 128,092.24 × 50,380.57
  4. Step 4: Simplify right side
    92,822.95x = 6,453,359,806.52
  5. Step 5: Solve for x
    x = 6,453,359,806.52/92,822.95
  6. Step 6: Final answer
    x = 69,523.32

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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.