Home / 270,315.18-373,002.39-149,440.14

Finding the Fourth Proportional to 270,315.18, 373,002.39 and 149,440.14

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Solution

The fourth proportional to 270,315.18, 373,002.39 and 149,440.14 is: 206,209.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,315.18 : 373,002.39 = 149,440.14 : x
  2. Step 2: Convert to fraction form
    270,315.18/373,002.39 = 149,440.14/x
  3. Step 3: Cross multiply
    270,315.18x = 373,002.39 × 149,440.14
  4. Step 4: Simplify right side
    270,315.18x = 55,741,529,381.93
  5. Step 5: Solve for x
    x = 55,741,529,381.93/270,315.18
  6. Step 6: Final answer
    x = 206,209.39

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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.