Home / 238,865.82-357,781.88-112,316.44

Finding the Fourth Proportional to 238,865.82, 357,781.88 and 112,316.44

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Solution

The fourth proportional to 238,865.82, 357,781.88 and 112,316.44 is: 168,231.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,865.82 : 357,781.88 = 112,316.44 : x
  2. Step 2: Convert to fraction form
    238,865.82/357,781.88 = 112,316.44/x
  3. Step 3: Cross multiply
    238,865.82x = 357,781.88 × 112,316.44
  4. Step 4: Simplify right side
    238,865.82x = 40,184,787,058.11
  5. Step 5: Solve for x
    x = 40,184,787,058.11/238,865.82
  6. Step 6: Final answer
    x = 168,231.63

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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.