Home / 240,157.16-360,222.75-121,825.43

Finding the Fourth Proportional to 240,157.16, 360,222.75 and 121,825.43

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Solution

The fourth proportional to 240,157.16, 360,222.75 and 121,825.43 is: 182,731.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,157.16 : 360,222.75 = 121,825.43 : x
  2. Step 2: Convert to fraction form
    240,157.16/360,222.75 = 121,825.43/x
  3. Step 3: Cross multiply
    240,157.16x = 360,222.75 × 121,825.43
  4. Step 4: Simplify right side
    240,157.16x = 43,884,289,613.42
  5. Step 5: Solve for x
    x = 43,884,289,613.42/240,157.16
  6. Step 6: Final answer
    x = 182,731.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.