Home / 96,632.20-144,729.60-61,202.80

Finding the Fourth Proportional to 96,632.20, 144,729.60 and 61,202.80

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Solution

The fourth proportional to 96,632.20, 144,729.60 and 61,202.80 is: 91,665.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,632.20 : 144,729.60 = 61,202.80 : x
  2. Step 2: Convert to fraction form
    96,632.20/144,729.60 = 61,202.80/x
  3. Step 3: Cross multiply
    96,632.20x = 144,729.60 × 61,202.80
  4. Step 4: Simplify right side
    96,632.20x = 8,857,856,762.88
  5. Step 5: Solve for x
    x = 8,857,856,762.88/96,632.20
  6. Step 6: Final answer
    x = 91,665.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.