Home / 143,834.04-215,716.46-43,995.11

Finding the Fourth Proportional to 143,834.04, 215,716.46 and 43,995.11

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Solution

The fourth proportional to 143,834.04, 215,716.46 and 43,995.11 is: 65,982.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,834.04 : 215,716.46 = 43,995.11 : x
  2. Step 2: Convert to fraction form
    143,834.04/215,716.46 = 43,995.11/x
  3. Step 3: Cross multiply
    143,834.04x = 215,716.46 × 43,995.11
  4. Step 4: Simplify right side
    143,834.04x = 9,490,468,087.95
  5. Step 5: Solve for x
    x = 9,490,468,087.95/143,834.04
  6. Step 6: Final answer
    x = 65,982.07

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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.