Home / 212,530.62-293,204.22-126,472.36

Finding the Fourth Proportional to 212,530.62, 293,204.22 and 126,472.36

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Solution

The fourth proportional to 212,530.62, 293,204.22 and 126,472.36 is: 174,479.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,530.62 : 293,204.22 = 126,472.36 : x
  2. Step 2: Convert to fraction form
    212,530.62/293,204.22 = 126,472.36/x
  3. Step 3: Cross multiply
    212,530.62x = 293,204.22 × 126,472.36
  4. Step 4: Simplify right side
    212,530.62x = 37,082,229,665.36
  5. Step 5: Solve for x
    x = 37,082,229,665.36/212,530.62
  6. Step 6: Final answer
    x = 174,479.47

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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.