Home / 164,697.78-227,282.94-89,246.28

Finding the Fourth Proportional to 164,697.78, 227,282.94 and 89,246.28

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Solution

The fourth proportional to 164,697.78, 227,282.94 and 89,246.28 is: 123,159.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,697.78 : 227,282.94 = 89,246.28 : x
  2. Step 2: Convert to fraction form
    164,697.78/227,282.94 = 89,246.28/x
  3. Step 3: Cross multiply
    164,697.78x = 227,282.94 × 89,246.28
  4. Step 4: Simplify right side
    164,697.78x = 20,284,156,902.46
  5. Step 5: Solve for x
    x = 20,284,156,902.46/164,697.78
  6. Step 6: Final answer
    x = 123,159.87

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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.