Home / 238,565.18-328,872.48-166,721.96

Finding the Fourth Proportional to 238,565.18, 328,872.48 and 166,721.96

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Solution

The fourth proportional to 238,565.18, 328,872.48 and 166,721.96 is: 229,833.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,565.18 : 328,872.48 = 166,721.96 : x
  2. Step 2: Convert to fraction form
    238,565.18/328,872.48 = 166,721.96/x
  3. Step 3: Cross multiply
    238,565.18x = 328,872.48 × 166,721.96
  4. Step 4: Simplify right side
    238,565.18x = 54,830,264,455.66
  5. Step 5: Solve for x
    x = 54,830,264,455.66/238,565.18
  6. Step 6: Final answer
    x = 229,833.48

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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.