Home / 175,872.69-263,806.65-42,752.52

Finding the Fourth Proportional to 175,872.69, 263,806.65 and 42,752.52

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Solution

The fourth proportional to 175,872.69, 263,806.65 and 42,752.52 is: 64,128.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,872.69 : 263,806.65 = 42,752.52 : x
  2. Step 2: Convert to fraction form
    175,872.69/263,806.65 = 42,752.52/x
  3. Step 3: Cross multiply
    175,872.69x = 263,806.65 × 42,752.52
  4. Step 4: Simplify right side
    175,872.69x = 11,278,399,080.26
  5. Step 5: Solve for x
    x = 11,278,399,080.26/175,872.69
  6. Step 6: Final answer
    x = 64,128.20

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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.