Home / 220,823.40-331,253.10-94,464.60

Finding the Fourth Proportional to 220,823.40, 331,253.10 and 94,464.60

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Solution

The fourth proportional to 220,823.40, 331,253.10 and 94,464.60 is: 141,704.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,823.40 : 331,253.10 = 94,464.60 : x
  2. Step 2: Convert to fraction form
    220,823.40/331,253.10 = 94,464.60/x
  3. Step 3: Cross multiply
    220,823.40x = 331,253.10 × 94,464.60
  4. Step 4: Simplify right side
    220,823.40x = 31,291,691,590.26
  5. Step 5: Solve for x
    x = 31,291,691,590.26/220,823.40
  6. Step 6: Final answer
    x = 141,704.60

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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.