Home / 88,572.69-122,221.44-49,806.39

Finding the Fourth Proportional to 88,572.69, 122,221.44 and 49,806.39

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Solution

The fourth proportional to 88,572.69, 122,221.44 and 49,806.39 is: 68,727.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,572.69 : 122,221.44 = 49,806.39 : x
  2. Step 2: Convert to fraction form
    88,572.69/122,221.44 = 49,806.39/x
  3. Step 3: Cross multiply
    88,572.69x = 122,221.44 × 49,806.39
  4. Step 4: Simplify right side
    88,572.69x = 6,087,408,707.00
  5. Step 5: Solve for x
    x = 6,087,408,707.00/88,572.69
  6. Step 6: Final answer
    x = 68,727.83

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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.