Home / 187,839.48-259,224.96-102,956.52

Finding the Fourth Proportional to 187,839.48, 259,224.96 and 102,956.52

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Solution

The fourth proportional to 187,839.48, 259,224.96 and 102,956.52 is: 142,083.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,839.48 : 259,224.96 = 102,956.52 : x
  2. Step 2: Convert to fraction form
    187,839.48/259,224.96 = 102,956.52/x
  3. Step 3: Cross multiply
    187,839.48x = 259,224.96 × 102,956.52
  4. Step 4: Simplify right side
    187,839.48x = 26,688,899,778.74
  5. Step 5: Solve for x
    x = 26,688,899,778.74/187,839.48
  6. Step 6: Final answer
    x = 142,083.55

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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.