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Finding the Fourth Proportional to 110,735.80, 165,949.29 and 83,695.93

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Solution

The fourth proportional to 110,735.80, 165,949.29 and 83,695.93 is: 125,427.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,735.80 : 165,949.29 = 83,695.93 : x
  2. Step 2: Convert to fraction form
    110,735.80/165,949.29 = 83,695.93/x
  3. Step 3: Cross multiply
    110,735.80x = 165,949.29 × 83,695.93
  4. Step 4: Simplify right side
    110,735.80x = 13,889,280,159.39
  5. Step 5: Solve for x
    x = 13,889,280,159.39/110,735.80
  6. Step 6: Final answer
    x = 125,427.19

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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.