Home / 212,442.86-293,171.20-116,949.56

Finding the Fourth Proportional to 212,442.86, 293,171.20 and 116,949.56

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Solution

The fourth proportional to 212,442.86, 293,171.20 and 116,949.56 is: 161,390.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,442.86 : 293,171.20 = 116,949.56 : x
  2. Step 2: Convert to fraction form
    212,442.86/293,171.20 = 116,949.56/x
  3. Step 3: Cross multiply
    212,442.86x = 293,171.20 × 116,949.56
  4. Step 4: Simplify right side
    212,442.86x = 34,286,242,844.67
  5. Step 5: Solve for x
    x = 34,286,242,844.67/212,442.86
  6. Step 6: Final answer
    x = 161,390.42

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1.5x scale

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.