Home / 188,024.25-259,473.47-103,141.52

Finding the Fourth Proportional to 188,024.25, 259,473.47 and 103,141.52

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Solution

The fourth proportional to 188,024.25, 259,473.47 and 103,141.52 is: 142,335.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,024.25 : 259,473.47 = 103,141.52 : x
  2. Step 2: Convert to fraction form
    188,024.25/259,473.47 = 103,141.52/x
  3. Step 3: Cross multiply
    188,024.25x = 259,473.47 × 103,141.52
  4. Step 4: Simplify right side
    188,024.25x = 26,762,486,282.40
  5. Step 5: Solve for x
    x = 26,762,486,282.40/188,024.25
  6. Step 6: Final answer
    x = 142,335.29

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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.