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Finding the Fourth Proportional to 116,489.70, 174,734.71 and 35,437.43

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Solution

The fourth proportional to 116,489.70, 174,734.71 and 35,437.43 is: 53,156.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,489.70 : 174,734.71 = 35,437.43 : x
  2. Step 2: Convert to fraction form
    116,489.70/174,734.71 = 35,437.43/x
  3. Step 3: Cross multiply
    116,489.70x = 174,734.71 × 35,437.43
  4. Step 4: Simplify right side
    116,489.70x = 6,192,149,402.44
  5. Step 5: Solve for x
    x = 6,192,149,402.44/116,489.70
  6. Step 6: Final answer
    x = 53,156.20

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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.