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Finding the Fourth Proportional to 168,734.30, 253,104.15 and 44,075.30

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Solution

The fourth proportional to 168,734.30, 253,104.15 and 44,075.30 is: 66,113.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,734.30 : 253,104.15 = 44,075.30 : x
  2. Step 2: Convert to fraction form
    168,734.30/253,104.15 = 44,075.30/x
  3. Step 3: Cross multiply
    168,734.30x = 253,104.15 × 44,075.30
  4. Step 4: Simplify right side
    168,734.30x = 11,155,641,342.50
  5. Step 5: Solve for x
    x = 11,155,641,342.50/168,734.30
  6. Step 6: Final answer
    x = 66,113.66

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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.