Home / 112,143.84-168,187.11-33,239.61

Finding the Fourth Proportional to 112,143.84, 168,187.11 and 33,239.61

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Solution

The fourth proportional to 112,143.84, 168,187.11 and 33,239.61 is: 49,850.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,143.84 : 168,187.11 = 33,239.61 : x
  2. Step 2: Convert to fraction form
    112,143.84/168,187.11 = 33,239.61/x
  3. Step 3: Cross multiply
    112,143.84x = 168,187.11 × 33,239.61
  4. Step 4: Simplify right side
    112,143.84x = 5,590,473,943.43
  5. Step 5: Solve for x
    x = 5,590,473,943.43/112,143.84
  6. Step 6: Final answer
    x = 49,850.92

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1.5x scale

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.