Home / 155,276.20-232,914.30-131,656.60

Finding the Fourth Proportional to 155,276.20, 232,914.30 and 131,656.60

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Solution

The fourth proportional to 155,276.20, 232,914.30 and 131,656.60 is: 197,484.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,276.20 : 232,914.30 = 131,656.60 : x
  2. Step 2: Convert to fraction form
    155,276.20/232,914.30 = 131,656.60/x
  3. Step 3: Cross multiply
    155,276.20x = 232,914.30 × 131,656.60
  4. Step 4: Simplify right side
    155,276.20x = 30,664,704,829.38
  5. Step 5: Solve for x
    x = 30,664,704,829.38/155,276.20
  6. Step 6: Final answer
    x = 197,484.90

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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.