Home / 88,610.85-122,283.18-48,324.87

Finding the Fourth Proportional to 88,610.85, 122,283.18 and 48,324.87

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Solution

The fourth proportional to 88,610.85, 122,283.18 and 48,324.87 is: 66,688.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,610.85 : 122,283.18 = 48,324.87 : x
  2. Step 2: Convert to fraction form
    88,610.85/122,283.18 = 48,324.87/x
  3. Step 3: Cross multiply
    88,610.85x = 122,283.18 × 48,324.87
  4. Step 4: Simplify right side
    88,610.85x = 5,909,318,776.69
  5. Step 5: Solve for x
    x = 5,909,318,776.69/88,610.85
  6. Step 6: Final answer
    x = 66,688.43

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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.