Home / 232,515.45-320,788.62-151,989.48

Finding the Fourth Proportional to 232,515.45, 320,788.62 and 151,989.48

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Solution

The fourth proportional to 232,515.45, 320,788.62 and 151,989.48 is: 209,691.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,515.45 : 320,788.62 = 151,989.48 : x
  2. Step 2: Convert to fraction form
    232,515.45/320,788.62 = 151,989.48/x
  3. Step 3: Cross multiply
    232,515.45x = 320,788.62 × 151,989.48
  4. Step 4: Simplify right side
    232,515.45x = 48,756,495,543.72
  5. Step 5: Solve for x
    x = 48,756,495,543.72/232,515.45
  6. Step 6: Final answer
    x = 209,691.42

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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.