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Finding the Fourth Proportional to 110,350.55, 165,486.92 and 35,445.40

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Solution

The fourth proportional to 110,350.55, 165,486.92 and 35,445.40 is: 53,155.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,350.55 : 165,486.92 = 35,445.40 : x
  2. Step 2: Convert to fraction form
    110,350.55/165,486.92 = 35,445.40/x
  3. Step 3: Cross multiply
    110,350.55x = 165,486.92 × 35,445.40
  4. Step 4: Simplify right side
    110,350.55x = 5,865,749,483.22
  5. Step 5: Solve for x
    x = 5,865,749,483.22/110,350.55
  6. Step 6: Final answer
    x = 53,155.60

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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.