Home / 72,944.27-100,692.09-62,694.73

Finding the Fourth Proportional to 72,944.27, 100,692.09 and 62,694.73

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Solution

The fourth proportional to 72,944.27, 100,692.09 and 62,694.73 is: 86,543.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,944.27 : 100,692.09 = 62,694.73 : x
  2. Step 2: Convert to fraction form
    72,944.27/100,692.09 = 62,694.73/x
  3. Step 3: Cross multiply
    72,944.27x = 100,692.09 × 62,694.73
  4. Step 4: Simplify right side
    72,944.27x = 6,312,863,395.69
  5. Step 5: Solve for x
    x = 6,312,863,395.69/72,944.27
  6. Step 6: Final answer
    x = 86,543.65

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1.5x scale

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.