Home / 155,122.60-232,295.10-102,245.80

Finding the Fourth Proportional to 155,122.60, 232,295.10 and 102,245.80

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Solution

The fourth proportional to 155,122.60, 232,295.10 and 102,245.80 is: 153,112.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,122.60 : 232,295.10 = 102,245.80 : x
  2. Step 2: Convert to fraction form
    155,122.60/232,295.10 = 102,245.80/x
  3. Step 3: Cross multiply
    155,122.60x = 232,295.10 × 102,245.80
  4. Step 4: Simplify right side
    155,122.60x = 23,751,198,335.58
  5. Step 5: Solve for x
    x = 23,751,198,335.58/155,122.60
  6. Step 6: Final answer
    x = 153,112.43

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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.