Home / 188,385.17-259,967.36-102,341.93

Finding the Fourth Proportional to 188,385.17, 259,967.36 and 102,341.93

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Solution

The fourth proportional to 188,385.17, 259,967.36 and 102,341.93 is: 141,229.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,385.17 : 259,967.36 = 102,341.93 : x
  2. Step 2: Convert to fraction form
    188,385.17/259,967.36 = 102,341.93/x
  3. Step 3: Cross multiply
    188,385.17x = 259,967.36 × 102,341.93
  4. Step 4: Simplify right side
    188,385.17x = 26,605,560,847.70
  5. Step 5: Solve for x
    x = 26,605,560,847.70/188,385.17
  6. Step 6: Final answer
    x = 141,229.59

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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.