Home / 144,942.27-200,022.38-87,573.61

Finding the Fourth Proportional to 144,942.27, 200,022.38 and 87,573.61

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Solution

The fourth proportional to 144,942.27, 200,022.38 and 87,573.61 is: 120,852.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,942.27 : 200,022.38 = 87,573.61 : x
  2. Step 2: Convert to fraction form
    144,942.27/200,022.38 = 87,573.61/x
  3. Step 3: Cross multiply
    144,942.27x = 200,022.38 × 87,573.61
  4. Step 4: Simplify right side
    144,942.27x = 17,516,681,897.39
  5. Step 5: Solve for x
    x = 17,516,681,897.39/144,942.27
  6. Step 6: Final answer
    x = 120,852.82

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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.