Home / 232,282.20-320,555.70-136,771.32

Finding the Fourth Proportional to 232,282.20, 320,555.70 and 136,771.32

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Solution

The fourth proportional to 232,282.20, 320,555.70 and 136,771.32 is: 188,748.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,282.20 : 320,555.70 = 136,771.32 : x
  2. Step 2: Convert to fraction form
    232,282.20/320,555.70 = 136,771.32/x
  3. Step 3: Cross multiply
    232,282.20x = 320,555.70 × 136,771.32
  4. Step 4: Simplify right side
    232,282.20x = 43,842,826,222.52
  5. Step 5: Solve for x
    x = 43,842,826,222.52/232,282.20
  6. Step 6: Final answer
    x = 188,748.11

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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.