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Finding the Fourth Proportional to 228,223.01, 314,841.62 and 147,676.53

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Solution

The fourth proportional to 228,223.01, 314,841.62 and 147,676.53 is: 203,724.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,223.01 : 314,841.62 = 147,676.53 : x
  2. Step 2: Convert to fraction form
    228,223.01/314,841.62 = 147,676.53/x
  3. Step 3: Cross multiply
    228,223.01x = 314,841.62 × 147,676.53
  4. Step 4: Simplify right side
    228,223.01x = 46,494,717,202.80
  5. Step 5: Solve for x
    x = 46,494,717,202.80/228,223.01
  6. Step 6: Final answer
    x = 203,724.94

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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.