Home / 213,029.92-293,971.44-117,521.20

Finding the Fourth Proportional to 213,029.92, 293,971.44 and 117,521.20

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Solution

The fourth proportional to 213,029.92, 293,971.44 and 117,521.20 is: 162,173.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,029.92 : 293,971.44 = 117,521.20 : x
  2. Step 2: Convert to fraction form
    213,029.92/293,971.44 = 117,521.20/x
  3. Step 3: Cross multiply
    213,029.92x = 293,971.44 × 117,521.20
  4. Step 4: Simplify right side
    213,029.92x = 34,547,876,394.53
  5. Step 5: Solve for x
    x = 34,547,876,394.53/213,029.92
  6. Step 6: Final answer
    x = 162,173.82

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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.