Home / 110,187.68-165,281.51-31,291.66

Finding the Fourth Proportional to 110,187.68, 165,281.51 and 31,291.66

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Solution

The fourth proportional to 110,187.68, 165,281.51 and 31,291.66 is: 46,937.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,187.68 : 165,281.51 = 31,291.66 : x
  2. Step 2: Convert to fraction form
    110,187.68/165,281.51 = 31,291.66/x
  3. Step 3: Cross multiply
    110,187.68x = 165,281.51 × 31,291.66
  4. Step 4: Simplify right side
    110,187.68x = 5,171,932,480.23
  5. Step 5: Solve for x
    x = 5,171,932,480.23/110,187.68
  6. Step 6: Final answer
    x = 46,937.48

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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.