Home / 40,887.01-61,202.01-28,162.09

Finding the Fourth Proportional to 40,887.01, 61,202.01 and 28,162.09

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Solution

The fourth proportional to 40,887.01, 61,202.01 and 28,162.09 is: 42,154.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,887.01 : 61,202.01 = 28,162.09 : x
  2. Step 2: Convert to fraction form
    40,887.01/61,202.01 = 28,162.09/x
  3. Step 3: Cross multiply
    40,887.01x = 61,202.01 × 28,162.09
  4. Step 4: Simplify right side
    40,887.01x = 1,723,576,207.79
  5. Step 5: Solve for x
    x = 1,723,576,207.79/40,887.01
  6. Step 6: Final answer
    x = 42,154.62

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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.