Home / 45,869.66-68,810.61-18,161.18

Finding the Fourth Proportional to 45,869.66, 68,810.61 and 18,161.18

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Solution

The fourth proportional to 45,869.66, 68,810.61 and 18,161.18 is: 27,244.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,869.66 : 68,810.61 = 18,161.18 : x
  2. Step 2: Convert to fraction form
    45,869.66/68,810.61 = 18,161.18/x
  3. Step 3: Cross multiply
    45,869.66x = 68,810.61 × 18,161.18
  4. Step 4: Simplify right side
    45,869.66x = 1,249,681,874.12
  5. Step 5: Solve for x
    x = 1,249,681,874.12/45,869.66
  6. Step 6: Final answer
    x = 27,244.19

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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.