Home / 88,605.89-122,273.40-50,369.61

Finding the Fourth Proportional to 88,605.89, 122,273.40 and 50,369.61

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Solution

The fourth proportional to 88,605.89, 122,273.40 and 50,369.61 is: 69,508.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,605.89 : 122,273.40 = 50,369.61 : x
  2. Step 2: Convert to fraction form
    88,605.89/122,273.40 = 50,369.61/x
  3. Step 3: Cross multiply
    88,605.89x = 122,273.40 × 50,369.61
  4. Step 4: Simplify right side
    88,605.89x = 6,158,863,471.37
  5. Step 5: Solve for x
    x = 6,158,863,471.37/88,605.89
  6. Step 6: Final answer
    x = 69,508.51

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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.