Home / 212,747.10-293,592.90-117,257.14

Finding the Fourth Proportional to 212,747.10, 293,592.90 and 117,257.14

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Solution

The fourth proportional to 212,747.10, 293,592.90 and 117,257.14 is: 161,815.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,747.10 : 293,592.90 = 117,257.14 : x
  2. Step 2: Convert to fraction form
    212,747.10/293,592.90 = 117,257.14/x
  3. Step 3: Cross multiply
    212,747.10x = 293,592.90 × 117,257.14
  4. Step 4: Simplify right side
    212,747.10x = 34,425,863,778.31
  5. Step 5: Solve for x
    x = 34,425,863,778.31/212,747.10
  6. Step 6: Final answer
    x = 161,815.90

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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.