Home / 171,377.82-236,282.10-117,569.43

Finding the Fourth Proportional to 171,377.82, 236,282.10 and 117,569.43

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Solution

The fourth proportional to 171,377.82, 236,282.10 and 117,569.43 is: 162,095.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,377.82 : 236,282.10 = 117,569.43 : x
  2. Step 2: Convert to fraction form
    171,377.82/236,282.10 = 117,569.43/x
  3. Step 3: Cross multiply
    171,377.82x = 236,282.10 × 117,569.43
  4. Step 4: Simplify right side
    171,377.82x = 27,779,551,816.20
  5. Step 5: Solve for x
    x = 27,779,551,816.20/171,377.82
  6. Step 6: Final answer
    x = 162,095.37

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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.