Home / 109,126.13-163,696.10-34,249.22

Finding the Fourth Proportional to 109,126.13, 163,696.10 and 34,249.22

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Solution

The fourth proportional to 109,126.13, 163,696.10 and 34,249.22 is: 51,376.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,126.13 : 163,696.10 = 34,249.22 : x
  2. Step 2: Convert to fraction form
    109,126.13/163,696.10 = 34,249.22/x
  3. Step 3: Cross multiply
    109,126.13x = 163,696.10 × 34,249.22
  4. Step 4: Simplify right side
    109,126.13x = 5,606,463,742.04
  5. Step 5: Solve for x
    x = 5,606,463,742.04/109,126.13
  6. Step 6: Final answer
    x = 51,376.00

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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.