Home / 188,033.06-259,489.98-103,150.13

Finding the Fourth Proportional to 188,033.06, 259,489.98 and 103,150.13

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Solution

The fourth proportional to 188,033.06, 259,489.98 and 103,150.13 is: 142,349.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,033.06 : 259,489.98 = 103,150.13 : x
  2. Step 2: Convert to fraction form
    188,033.06/259,489.98 = 103,150.13/x
  3. Step 3: Cross multiply
    188,033.06x = 259,489.98 × 103,150.13
  4. Step 4: Simplify right side
    188,033.06x = 26,766,423,873.25
  5. Step 5: Solve for x
    x = 26,766,423,873.25/188,033.06
  6. Step 6: Final answer
    x = 142,349.56

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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.