Home / 270,233.04-372,915.03-149,371.22

Finding the Fourth Proportional to 270,233.04, 372,915.03 and 149,371.22

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Solution

The fourth proportional to 270,233.04, 372,915.03 and 149,371.22 is: 206,128.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,233.04 : 372,915.03 = 149,371.22 : x
  2. Step 2: Convert to fraction form
    270,233.04/372,915.03 = 149,371.22/x
  3. Step 3: Cross multiply
    270,233.04x = 372,915.03 × 149,371.22
  4. Step 4: Simplify right side
    270,233.04x = 55,702,774,479.87
  5. Step 5: Solve for x
    x = 55,702,774,479.87/270,233.04
  6. Step 6: Final answer
    x = 206,128.66

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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.