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Finding the Fourth Proportional to 334,793.31, 502,134.48 and 110,156.55

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Solution

The fourth proportional to 334,793.31, 502,134.48 and 110,156.55 is: 165,216.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,793.31 : 502,134.48 = 110,156.55 : x
  2. Step 2: Convert to fraction form
    334,793.31/502,134.48 = 110,156.55/x
  3. Step 3: Cross multiply
    334,793.31x = 502,134.48 × 110,156.55
  4. Step 4: Simplify right side
    334,793.31x = 55,313,401,952.84
  5. Step 5: Solve for x
    x = 55,313,401,952.84/334,793.31
  6. Step 6: Final answer
    x = 165,216.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.