Home / 88,865.88-122,631.46-48,581.20

Finding the Fourth Proportional to 88,865.88, 122,631.46 and 48,581.20

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Solution

The fourth proportional to 88,865.88, 122,631.46 and 48,581.20 is: 67,040.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,865.88 : 122,631.46 = 48,581.20 : x
  2. Step 2: Convert to fraction form
    88,865.88/122,631.46 = 48,581.20/x
  3. Step 3: Cross multiply
    88,865.88x = 122,631.46 × 48,581.20
  4. Step 4: Simplify right side
    88,865.88x = 5,957,583,484.55
  5. Step 5: Solve for x
    x = 5,957,583,484.55/88,865.88
  6. Step 6: Final answer
    x = 67,040.17

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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.