Home / 109,151.22-163,726.68-34,277.19

Finding the Fourth Proportional to 109,151.22, 163,726.68 and 34,277.19

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Solution

The fourth proportional to 109,151.22, 163,726.68 and 34,277.19 is: 51,415.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,151.22 : 163,726.68 = 34,277.19 : x
  2. Step 2: Convert to fraction form
    109,151.22/163,726.68 = 34,277.19/x
  3. Step 3: Cross multiply
    109,151.22x = 163,726.68 × 34,277.19
  4. Step 4: Simplify right side
    109,151.22x = 5,612,090,518.43
  5. Step 5: Solve for x
    x = 5,612,090,518.43/109,151.22
  6. Step 6: Final answer
    x = 51,415.74

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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.