Home / 240,608.05-332,074.08-138,613.66

Finding the Fourth Proportional to 240,608.05, 332,074.08 and 138,613.66

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Solution

The fourth proportional to 240,608.05, 332,074.08 and 138,613.66 is: 191,307.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,608.05 : 332,074.08 = 138,613.66 : x
  2. Step 2: Convert to fraction form
    240,608.05/332,074.08 = 138,613.66/x
  3. Step 3: Cross multiply
    240,608.05x = 332,074.08 × 138,613.66
  4. Step 4: Simplify right side
    240,608.05x = 46,030,002,789.75
  5. Step 5: Solve for x
    x = 46,030,002,789.75/240,608.05
  6. Step 6: Final answer
    x = 191,307.00

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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.