Home / 220,318.94-304,015.46-124,805.18

Finding the Fourth Proportional to 220,318.94, 304,015.46 and 124,805.18

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Solution

The fourth proportional to 220,318.94, 304,015.46 and 124,805.18 is: 172,217.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,318.94 : 304,015.46 = 124,805.18 : x
  2. Step 2: Convert to fraction form
    220,318.94/304,015.46 = 124,805.18/x
  3. Step 3: Cross multiply
    220,318.94x = 304,015.46 × 124,805.18
  4. Step 4: Simplify right side
    220,318.94x = 37,942,704,208.08
  5. Step 5: Solve for x
    x = 37,942,704,208.08/220,318.94
  6. Step 6: Final answer
    x = 172,217.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.