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Finding the Fourth Proportional to 110,594.80, 165,892.20 and 93,314.80

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Solution

The fourth proportional to 110,594.80, 165,892.20 and 93,314.80 is: 139,972.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,594.80 : 165,892.20 = 93,314.80 : x
  2. Step 2: Convert to fraction form
    110,594.80/165,892.20 = 93,314.80/x
  3. Step 3: Cross multiply
    110,594.80x = 165,892.20 × 93,314.80
  4. Step 4: Simplify right side
    110,594.80x = 15,480,197,464.56
  5. Step 5: Solve for x
    x = 15,480,197,464.56/110,594.80
  6. Step 6: Final answer
    x = 139,972.20

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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.