Home / 165,810.68-248,642.94-47,455.10

Finding the Fourth Proportional to 165,810.68, 248,642.94 and 47,455.10

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Solution

The fourth proportional to 165,810.68, 248,642.94 and 47,455.10 is: 71,161.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,810.68 : 248,642.94 = 47,455.10 : x
  2. Step 2: Convert to fraction form
    165,810.68/248,642.94 = 47,455.10/x
  3. Step 3: Cross multiply
    165,810.68x = 248,642.94 × 47,455.10
  4. Step 4: Simplify right side
    165,810.68x = 11,799,375,581.99
  5. Step 5: Solve for x
    x = 11,799,375,581.99/165,810.68
  6. Step 6: Final answer
    x = 71,161.73

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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.