Home / 231,575.44-319,608.48-146,700.40

Finding the Fourth Proportional to 231,575.44, 319,608.48 and 146,700.40

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Solution

The fourth proportional to 231,575.44, 319,608.48 and 146,700.40 is: 202,468.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,575.44 : 319,608.48 = 146,700.40 : x
  2. Step 2: Convert to fraction form
    231,575.44/319,608.48 = 146,700.40/x
  3. Step 3: Cross multiply
    231,575.44x = 319,608.48 × 146,700.40
  4. Step 4: Simplify right side
    231,575.44x = 46,886,691,859.39
  5. Step 5: Solve for x
    x = 46,886,691,859.39/231,575.44
  6. Step 6: Final answer
    x = 202,468.33

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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.