Home / 108,578.46-162,888.17-41,130.69

Finding the Fourth Proportional to 108,578.46, 162,888.17 and 41,130.69

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Solution

The fourth proportional to 108,578.46, 162,888.17 and 41,130.69 is: 61,703.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,578.46 : 162,888.17 = 41,130.69 : x
  2. Step 2: Convert to fraction form
    108,578.46/162,888.17 = 41,130.69/x
  3. Step 3: Cross multiply
    108,578.46x = 162,888.17 × 41,130.69
  4. Step 4: Simplify right side
    108,578.46x = 6,699,702,824.94
  5. Step 5: Solve for x
    x = 6,699,702,824.94/108,578.46
  6. Step 6: Final answer
    x = 61,703.79

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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.