Home / 251,168.28-375,126.69-227,428.39

Finding the Fourth Proportional to 251,168.28, 375,126.69 and 227,428.39

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Solution

The fourth proportional to 251,168.28, 375,126.69 and 227,428.39 is: 339,670.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,168.28 : 375,126.69 = 227,428.39 : x
  2. Step 2: Convert to fraction form
    251,168.28/375,126.69 = 227,428.39/x
  3. Step 3: Cross multiply
    251,168.28x = 375,126.69 × 227,428.39
  4. Step 4: Simplify right side
    251,168.28x = 85,314,460,474.49
  5. Step 5: Solve for x
    x = 85,314,460,474.49/251,168.28
  6. Step 6: Final answer
    x = 339,670.53

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.