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Finding the Fourth Proportional to 162,912.10, 244,368.15 and 151,102.30

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Solution

The fourth proportional to 162,912.10, 244,368.15 and 151,102.30 is: 226,653.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,912.10 : 244,368.15 = 151,102.30 : x
  2. Step 2: Convert to fraction form
    162,912.10/244,368.15 = 151,102.30/x
  3. Step 3: Cross multiply
    162,912.10x = 244,368.15 × 151,102.30
  4. Step 4: Simplify right side
    162,912.10x = 36,924,589,511.75
  5. Step 5: Solve for x
    x = 36,924,589,511.75/162,912.10
  6. Step 6: Final answer
    x = 226,653.45

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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.