Home / 231,451.02-346,819.32-156,276.54

Finding the Fourth Proportional to 231,451.02, 346,819.32 and 156,276.54

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Solution

The fourth proportional to 231,451.02, 346,819.32 and 156,276.54 is: 234,173.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,451.02 : 346,819.32 = 156,276.54 : x
  2. Step 2: Convert to fraction form
    231,451.02/346,819.32 = 156,276.54/x
  3. Step 3: Cross multiply
    231,451.02x = 346,819.32 × 156,276.54
  4. Step 4: Simplify right side
    231,451.02x = 54,199,723,334.75
  5. Step 5: Solve for x
    x = 54,199,723,334.75/231,451.02
  6. Step 6: Final answer
    x = 234,173.62

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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.