Home / 188,382.42-259,963.56-102,339.18

Finding the Fourth Proportional to 188,382.42, 259,963.56 and 102,339.18

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Solution

The fourth proportional to 188,382.42, 259,963.56 and 102,339.18 is: 141,225.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,382.42 : 259,963.56 = 102,339.18 : x
  2. Step 2: Convert to fraction form
    188,382.42/259,963.56 = 102,339.18/x
  3. Step 3: Cross multiply
    188,382.42x = 259,963.56 × 102,339.18
  4. Step 4: Simplify right side
    188,382.42x = 26,604,457,560.28
  5. Step 5: Solve for x
    x = 26,604,457,560.28/188,382.42
  6. Step 6: Final answer
    x = 141,225.80

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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.