Home / 89,365.68-123,331.92-49,087.22

Finding the Fourth Proportional to 89,365.68, 123,331.92 and 49,087.22

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Solution

The fourth proportional to 89,365.68, 123,331.92 and 49,087.22 is: 67,744.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,365.68 : 123,331.92 = 49,087.22 : x
  2. Step 2: Convert to fraction form
    89,365.68/123,331.92 = 49,087.22/x
  3. Step 3: Cross multiply
    89,365.68x = 123,331.92 × 49,087.22
  4. Step 4: Simplify right side
    89,365.68x = 6,054,020,289.33
  5. Step 5: Solve for x
    x = 6,054,020,289.33/89,365.68
  6. Step 6: Final answer
    x = 67,744.35

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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.