Home / 251,286.42-346,856.04-160,885.86

Finding the Fourth Proportional to 251,286.42, 346,856.04 and 160,885.86

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Solution

The fourth proportional to 251,286.42, 346,856.04 and 160,885.86 is: 222,074.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,286.42 : 346,856.04 = 160,885.86 : x
  2. Step 2: Convert to fraction form
    251,286.42/346,856.04 = 160,885.86/x
  3. Step 3: Cross multiply
    251,286.42x = 346,856.04 × 160,885.86
  4. Step 4: Simplify right side
    251,286.42x = 55,804,232,291.59
  5. Step 5: Solve for x
    x = 55,804,232,291.59/251,286.42
  6. Step 6: Final answer
    x = 222,074.21

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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.