Home / 237,231.70-327,379.53-129,802.18

Finding the Fourth Proportional to 237,231.70, 327,379.53 and 129,802.18

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Solution

The fourth proportional to 237,231.70, 327,379.53 and 129,802.18 is: 179,126.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,231.70 : 327,379.53 = 129,802.18 : x
  2. Step 2: Convert to fraction form
    237,231.70/327,379.53 = 129,802.18/x
  3. Step 3: Cross multiply
    237,231.70x = 327,379.53 × 129,802.18
  4. Step 4: Simplify right side
    237,231.70x = 42,494,576,681.38
  5. Step 5: Solve for x
    x = 42,494,576,681.38/237,231.70
  6. Step 6: Final answer
    x = 179,126.89

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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.