Home / 51,396.04-76,945.29-31,614.49

Finding the Fourth Proportional to 51,396.04, 76,945.29 and 31,614.49

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Solution

The fourth proportional to 51,396.04, 76,945.29 and 31,614.49 is: 47,330.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,396.04 : 76,945.29 = 31,614.49 : x
  2. Step 2: Convert to fraction form
    51,396.04/76,945.29 = 31,614.49/x
  3. Step 3: Cross multiply
    51,396.04x = 76,945.29 × 31,614.49
  4. Step 4: Simplify right side
    51,396.04x = 2,432,586,101.25
  5. Step 5: Solve for x
    x = 2,432,586,101.25/51,396.04
  6. Step 6: Final answer
    x = 47,330.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.