Home / 110,555.52-152,556.96-61,487.74

Finding the Fourth Proportional to 110,555.52, 152,556.96 and 61,487.74

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Solution

The fourth proportional to 110,555.52, 152,556.96 and 61,487.74 is: 84,847.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,555.52 : 152,556.96 = 61,487.74 : x
  2. Step 2: Convert to fraction form
    110,555.52/152,556.96 = 61,487.74/x
  3. Step 3: Cross multiply
    110,555.52x = 152,556.96 × 61,487.74
  4. Step 4: Simplify right side
    110,555.52x = 9,380,382,691.67
  5. Step 5: Solve for x
    x = 9,380,382,691.67/110,555.52
  6. Step 6: Final answer
    x = 84,847.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.