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Finding the Fourth Proportional to 110,062.80, 165,032.22 and 35,165.40

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Solution

The fourth proportional to 110,062.80, 165,032.22 and 35,165.40 is: 52,728.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,062.80 : 165,032.22 = 35,165.40 : x
  2. Step 2: Convert to fraction form
    110,062.80/165,032.22 = 35,165.40/x
  3. Step 3: Cross multiply
    110,062.80x = 165,032.22 × 35,165.40
  4. Step 4: Simplify right side
    110,062.80x = 5,803,424,029.19
  5. Step 5: Solve for x
    x = 5,803,424,029.19/110,062.80
  6. Step 6: Final answer
    x = 52,728.30

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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.