Home / 240,921.29-332,506.78-138,926.82

Finding the Fourth Proportional to 240,921.29, 332,506.78 and 138,926.82

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Solution

The fourth proportional to 240,921.29, 332,506.78 and 138,926.82 is: 191,739.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,921.29 : 332,506.78 = 138,926.82 : x
  2. Step 2: Convert to fraction form
    240,921.29/332,506.78 = 138,926.82/x
  3. Step 3: Cross multiply
    240,921.29x = 332,506.78 × 138,926.82
  4. Step 4: Simplify right side
    240,921.29x = 46,194,109,573.84
  5. Step 5: Solve for x
    x = 46,194,109,573.84/240,921.29
  6. Step 6: Final answer
    x = 191,739.42

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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.