Home / 270,613.19-373,437-149,759.57

Finding the Fourth Proportional to 270,613.19, 373,437 and 149,759.57

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Solution

The fourth proportional to 270,613.19, 373,437 and 149,759.57 is: 206,663.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,613.19 : 373,437 = 149,759.57 : x
  2. Step 2: Convert to fraction form
    270,613.19/373,437 = 149,759.57/x
  3. Step 3: Cross multiply
    270,613.19x = 373,437 × 149,759.57
  4. Step 4: Simplify right side
    270,613.19x = 55,925,762,674.91
  5. Step 5: Solve for x
    x = 55,925,762,674.91/270,613.19
  6. Step 6: Final answer
    x = 206,663.11

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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.