Home / 119,995.16-180,003.47-31,249.44

Finding the Fourth Proportional to 119,995.16, 180,003.47 and 31,249.44

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Solution

The fourth proportional to 119,995.16, 180,003.47 and 31,249.44 is: 46,876.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,995.16 : 180,003.47 = 31,249.44 : x
  2. Step 2: Convert to fraction form
    119,995.16/180,003.47 = 31,249.44/x
  3. Step 3: Cross multiply
    119,995.16x = 180,003.47 × 31,249.44
  4. Step 4: Simplify right side
    119,995.16x = 5,625,007,479.31
  5. Step 5: Solve for x
    x = 5,625,007,479.31/119,995.16
  6. Step 6: Final answer
    x = 46,876.95

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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.