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Finding the Fourth Proportional to 228,001.72, 341,818.08 and 94,981.90

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Solution

The fourth proportional to 228,001.72, 341,818.08 and 94,981.90 is: 142,395.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,001.72 : 341,818.08 = 94,981.90 : x
  2. Step 2: Convert to fraction form
    228,001.72/341,818.08 = 94,981.90/x
  3. Step 3: Cross multiply
    228,001.72x = 341,818.08 × 94,981.90
  4. Step 4: Simplify right side
    228,001.72x = 32,466,530,692.75
  5. Step 5: Solve for x
    x = 32,466,530,692.75/228,001.72
  6. Step 6: Final answer
    x = 142,395.99

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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.