Home / 212,748.60-293,594.85-117,255.54

Finding the Fourth Proportional to 212,748.60, 293,594.85 and 117,255.54

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Solution

The fourth proportional to 212,748.60, 293,594.85 and 117,255.54 is: 161,813.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,748.60 : 293,594.85 = 117,255.54 : x
  2. Step 2: Convert to fraction form
    212,748.60/293,594.85 = 117,255.54/x
  3. Step 3: Cross multiply
    212,748.60x = 293,594.85 × 117,255.54
  4. Step 4: Simplify right side
    212,748.60x = 34,425,622,677.97
  5. Step 5: Solve for x
    x = 34,425,622,677.97/212,748.60
  6. Step 6: Final answer
    x = 161,813.63

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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.