Home / 112,907.17-169,360.82-28,673.65

Finding the Fourth Proportional to 112,907.17, 169,360.82 and 28,673.65

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Solution

The fourth proportional to 112,907.17, 169,360.82 and 28,673.65 is: 43,010.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,907.17 : 169,360.82 = 28,673.65 : x
  2. Step 2: Convert to fraction form
    112,907.17/169,360.82 = 28,673.65/x
  3. Step 3: Cross multiply
    112,907.17x = 169,360.82 × 28,673.65
  4. Step 4: Simplify right side
    112,907.17x = 4,856,192,029.59
  5. Step 5: Solve for x
    x = 4,856,192,029.59/112,907.17
  6. Step 6: Final answer
    x = 43,010.49

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1.5x scale

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.