Home / 187,733.57-259,078.93-102,850.64

Finding the Fourth Proportional to 187,733.57, 259,078.93 and 102,850.64

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Solution

The fourth proportional to 187,733.57, 259,078.93 and 102,850.64 is: 141,937.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,733.57 : 259,078.93 = 102,850.64 : x
  2. Step 2: Convert to fraction form
    187,733.57/259,078.93 = 102,850.64/x
  3. Step 3: Cross multiply
    187,733.57x = 259,078.93 × 102,850.64
  4. Step 4: Simplify right side
    187,733.57x = 26,646,432,208.49
  5. Step 5: Solve for x
    x = 26,646,432,208.49/187,733.57
  6. Step 6: Final answer
    x = 141,937.49

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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.