Home / 96,772.20-145,004.70-83,562.60

Finding the Fourth Proportional to 96,772.20, 145,004.70 and 83,562.60

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Solution

The fourth proportional to 96,772.20, 145,004.70 and 83,562.60 is: 125,211.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,772.20 : 145,004.70 = 83,562.60 : x
  2. Step 2: Convert to fraction form
    96,772.20/145,004.70 = 83,562.60/x
  3. Step 3: Cross multiply
    96,772.20x = 145,004.70 × 83,562.60
  4. Step 4: Simplify right side
    96,772.20x = 12,116,969,744.22
  5. Step 5: Solve for x
    x = 12,116,969,744.22/96,772.20
  6. Step 6: Final answer
    x = 125,211.27

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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.