Home / 305,850.60-458,557.20-137,232.90

Finding the Fourth Proportional to 305,850.60, 458,557.20 and 137,232.90

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Solution

The fourth proportional to 305,850.60, 458,557.20 and 137,232.90 is: 205,751.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,850.60 : 458,557.20 = 137,232.90 : x
  2. Step 2: Convert to fraction form
    305,850.60/458,557.20 = 137,232.90/x
  3. Step 3: Cross multiply
    305,850.60x = 458,557.20 × 137,232.90
  4. Step 4: Simplify right side
    305,850.60x = 62,929,134,371.88
  5. Step 5: Solve for x
    x = 62,929,134,371.88/305,850.60
  6. Step 6: Final answer
    x = 205,751.22

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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.