Home / 188,733.73-283,013.11-70,373.29

Finding the Fourth Proportional to 188,733.73, 283,013.11 and 70,373.29

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Solution

The fourth proportional to 188,733.73, 283,013.11 and 70,373.29 is: 105,527.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,733.73 : 283,013.11 = 70,373.29 : x
  2. Step 2: Convert to fraction form
    188,733.73/283,013.11 = 70,373.29/x
  3. Step 3: Cross multiply
    188,733.73x = 283,013.11 × 70,373.29
  4. Step 4: Simplify right side
    188,733.73x = 19,916,561,896.90
  5. Step 5: Solve for x
    x = 19,916,561,896.90/188,733.73
  6. Step 6: Final answer
    x = 105,527.31

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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.