Home / 232,308.32-320,698.10-155,799.42

Finding the Fourth Proportional to 232,308.32, 320,698.10 and 155,799.42

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Solution

The fourth proportional to 232,308.32, 320,698.10 and 155,799.42 is: 215,078.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,308.32 : 320,698.10 = 155,799.42 : x
  2. Step 2: Convert to fraction form
    232,308.32/320,698.10 = 155,799.42/x
  3. Step 3: Cross multiply
    232,308.32x = 320,698.10 × 155,799.42
  4. Step 4: Simplify right side
    232,308.32x = 49,964,577,196.10
  5. Step 5: Solve for x
    x = 49,964,577,196.10/232,308.32
  6. Step 6: Final answer
    x = 215,078.73

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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.