Home / 108,287.12-162,458.37-41,709.38

Finding the Fourth Proportional to 108,287.12, 162,458.37 and 41,709.38

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Solution

The fourth proportional to 108,287.12, 162,458.37 and 41,709.38 is: 62,574.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,287.12 : 162,458.37 = 41,709.38 : x
  2. Step 2: Convert to fraction form
    108,287.12/162,458.37 = 41,709.38/x
  3. Step 3: Cross multiply
    108,287.12x = 162,458.37 × 41,709.38
  4. Step 4: Simplify right side
    108,287.12x = 6,776,036,919.81
  5. Step 5: Solve for x
    x = 6,776,036,919.81/108,287.12
  6. Step 6: Final answer
    x = 62,574.73

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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.