Home / 168,634.22-252,945.28-42,275.50

Finding the Fourth Proportional to 168,634.22, 252,945.28 and 42,275.50

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Solution

The fourth proportional to 168,634.22, 252,945.28 and 42,275.50 is: 63,411.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,634.22 : 252,945.28 = 42,275.50 : x
  2. Step 2: Convert to fraction form
    168,634.22/252,945.28 = 42,275.50/x
  3. Step 3: Cross multiply
    168,634.22x = 252,945.28 × 42,275.50
  4. Step 4: Simplify right side
    168,634.22x = 10,693,388,184.64
  5. Step 5: Solve for x
    x = 10,693,388,184.64/168,634.22
  6. Step 6: Final answer
    x = 63,411.73

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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.