Home / 205,835.69-308,710.33-58,057.13

Finding the Fourth Proportional to 205,835.69, 308,710.33 and 58,057.13

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Solution

The fourth proportional to 205,835.69, 308,710.33 and 58,057.13 is: 87,073.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,835.69 : 308,710.33 = 58,057.13 : x
  2. Step 2: Convert to fraction form
    205,835.69/308,710.33 = 58,057.13/x
  3. Step 3: Cross multiply
    205,835.69x = 308,710.33 × 58,057.13
  4. Step 4: Simplify right side
    205,835.69x = 17,922,835,761.15
  5. Step 5: Solve for x
    x = 17,922,835,761.15/205,835.69
  6. Step 6: Final answer
    x = 87,073.51

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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.