Home / 270,833.21-373,718.03-156,110.53

Finding the Fourth Proportional to 270,833.21, 373,718.03 and 156,110.53

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Solution

The fourth proportional to 270,833.21, 373,718.03 and 156,110.53 is: 215,414.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,833.21 : 373,718.03 = 156,110.53 : x
  2. Step 2: Convert to fraction form
    270,833.21/373,718.03 = 156,110.53/x
  3. Step 3: Cross multiply
    270,833.21x = 373,718.03 × 156,110.53
  4. Step 4: Simplify right side
    270,833.21x = 58,341,319,733.86
  5. Step 5: Solve for x
    x = 58,341,319,733.86/270,833.21
  6. Step 6: Final answer
    x = 215,414.20

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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.