Home / 228,046.20-342,069.30-153,396.60

Finding the Fourth Proportional to 228,046.20, 342,069.30 and 153,396.60

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Solution

The fourth proportional to 228,046.20, 342,069.30 and 153,396.60 is: 230,094.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,046.20 : 342,069.30 = 153,396.60 : x
  2. Step 2: Convert to fraction form
    228,046.20/342,069.30 = 153,396.60/x
  3. Step 3: Cross multiply
    228,046.20x = 342,069.30 × 153,396.60
  4. Step 4: Simplify right side
    228,046.20x = 52,472,267,584.38
  5. Step 5: Solve for x
    x = 52,472,267,584.38/228,046.20
  6. Step 6: Final answer
    x = 230,094.90

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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.