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Finding the Fourth Proportional to 110,062.57, 165,119.07 and 39,941.89

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Solution

The fourth proportional to 110,062.57, 165,119.07 and 39,941.89 is: 59,921.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,062.57 : 165,119.07 = 39,941.89 : x
  2. Step 2: Convert to fraction form
    110,062.57/165,119.07 = 39,941.89/x
  3. Step 3: Cross multiply
    110,062.57x = 165,119.07 × 39,941.89
  4. Step 4: Simplify right side
    110,062.57x = 6,595,167,730.84
  5. Step 5: Solve for x
    x = 6,595,167,730.84/110,062.57
  6. Step 6: Final answer
    x = 59,921.99

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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.