Home / 212,876.40-293,659.48-132,273.30

Finding the Fourth Proportional to 212,876.40, 293,659.48 and 132,273.30

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Solution

The fourth proportional to 212,876.40, 293,659.48 and 132,273.30 is: 182,468.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,876.40 : 293,659.48 = 132,273.30 : x
  2. Step 2: Convert to fraction form
    212,876.40/293,659.48 = 132,273.30/x
  3. Step 3: Cross multiply
    212,876.40x = 293,659.48 × 132,273.30
  4. Step 4: Simplify right side
    212,876.40x = 38,843,308,495.88
  5. Step 5: Solve for x
    x = 38,843,308,495.88/212,876.40
  6. Step 6: Final answer
    x = 182,468.83

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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.