Home / 88,614.34-122,288.75-48,327.78

Finding the Fourth Proportional to 88,614.34, 122,288.75 and 48,327.78

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Solution

The fourth proportional to 88,614.34, 122,288.75 and 48,327.78 is: 66,692.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,614.34 : 122,288.75 = 48,327.78 : x
  2. Step 2: Convert to fraction form
    88,614.34/122,288.75 = 48,327.78/x
  3. Step 3: Cross multiply
    88,614.34x = 122,288.75 × 48,327.78
  4. Step 4: Simplify right side
    88,614.34x = 5,909,943,806.48
  5. Step 5: Solve for x
    x = 5,909,943,806.48/88,614.34
  6. Step 6: Final answer
    x = 66,692.86

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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.