Home / 212,723.28-293,553.72-117,227.52

Finding the Fourth Proportional to 212,723.28, 293,553.72 and 117,227.52

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Solution

The fourth proportional to 212,723.28, 293,553.72 and 117,227.52 is: 161,771.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,723.28 : 293,553.72 = 117,227.52 : x
  2. Step 2: Convert to fraction form
    212,723.28/293,553.72 = 117,227.52/x
  3. Step 3: Cross multiply
    212,723.28x = 293,553.72 × 117,227.52
  4. Step 4: Simplify right side
    212,723.28x = 34,412,574,582.37
  5. Step 5: Solve for x
    x = 34,412,574,582.37/212,723.28
  6. Step 6: Final answer
    x = 161,771.55

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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.