Home / 232,277.20-320,548.80-136,766.32

Finding the Fourth Proportional to 232,277.20, 320,548.80 and 136,766.32

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Solution

The fourth proportional to 232,277.20, 320,548.80 and 136,766.32 is: 188,741.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,277.20 : 320,548.80 = 136,766.32 : x
  2. Step 2: Convert to fraction form
    232,277.20/320,548.80 = 136,766.32/x
  3. Step 3: Cross multiply
    232,277.20x = 320,548.80 × 136,766.32
  4. Step 4: Simplify right side
    232,277.20x = 43,840,279,756.42
  5. Step 5: Solve for x
    x = 43,840,279,756.42/232,277.20
  6. Step 6: Final answer
    x = 188,741.21

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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.