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Finding the Fourth Proportional to 148,466.88, 222,631.02 and 43,264.86

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Solution

The fourth proportional to 148,466.88, 222,631.02 and 43,264.86 is: 64,877.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,466.88 : 222,631.02 = 43,264.86 : x
  2. Step 2: Convert to fraction form
    148,466.88/222,631.02 = 43,264.86/x
  3. Step 3: Cross multiply
    148,466.88x = 222,631.02 × 43,264.86
  4. Step 4: Simplify right side
    148,466.88x = 9,632,099,911.96
  5. Step 5: Solve for x
    x = 9,632,099,911.96/148,466.88
  6. Step 6: Final answer
    x = 64,877.10

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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.