Home / 240,868.05-332,433.27-138,873.57

Finding the Fourth Proportional to 240,868.05, 332,433.27 and 138,873.57

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Solution

The fourth proportional to 240,868.05, 332,433.27 and 138,873.57 is: 191,665.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,868.05 : 332,433.27 = 138,873.57 : x
  2. Step 2: Convert to fraction form
    240,868.05/332,433.27 = 138,873.57/x
  3. Step 3: Cross multiply
    240,868.05x = 332,433.27 × 138,873.57
  4. Step 4: Simplify right side
    240,868.05x = 46,166,194,991.67
  5. Step 5: Solve for x
    x = 46,166,194,991.67/240,868.05
  6. Step 6: Final answer
    x = 191,665.91

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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.