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Finding the Fourth Proportional to 161,010.70, 241,516.05 and 134,961.10

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Solution

The fourth proportional to 161,010.70, 241,516.05 and 134,961.10 is: 202,441.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,010.70 : 241,516.05 = 134,961.10 : x
  2. Step 2: Convert to fraction form
    161,010.70/241,516.05 = 134,961.10/x
  3. Step 3: Cross multiply
    161,010.70x = 241,516.05 × 134,961.10
  4. Step 4: Simplify right side
    161,010.70x = 32,595,271,775.66
  5. Step 5: Solve for x
    x = 32,595,271,775.66/161,010.70
  6. Step 6: Final answer
    x = 202,441.65

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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.