Home / 231,666.96-319,750.26-141,052.80

Finding the Fourth Proportional to 231,666.96, 319,750.26 and 141,052.80

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Solution

The fourth proportional to 231,666.96, 319,750.26 and 141,052.80 is: 194,683.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,666.96 : 319,750.26 = 141,052.80 : x
  2. Step 2: Convert to fraction form
    231,666.96/319,750.26 = 141,052.80/x
  3. Step 3: Cross multiply
    231,666.96x = 319,750.26 × 141,052.80
  4. Step 4: Simplify right side
    231,666.96x = 45,101,669,473.73
  5. Step 5: Solve for x
    x = 45,101,669,473.73/231,666.96
  6. Step 6: Final answer
    x = 194,683.22

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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.