Home / 96,622.42-133,340.33-72,380.44

Finding the Fourth Proportional to 96,622.42, 133,340.33 and 72,380.44

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Solution

The fourth proportional to 96,622.42, 133,340.33 and 72,380.44 is: 99,886.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,622.42 : 133,340.33 = 72,380.44 : x
  2. Step 2: Convert to fraction form
    96,622.42/133,340.33 = 72,380.44/x
  3. Step 3: Cross multiply
    96,622.42x = 133,340.33 × 72,380.44
  4. Step 4: Simplify right side
    96,622.42x = 9,651,230,945.59
  5. Step 5: Solve for x
    x = 9,651,230,945.59/96,622.42
  6. Step 6: Final answer
    x = 99,886.04

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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.