Home / 187,965.59-259,392.85-103,083.26

Finding the Fourth Proportional to 187,965.59, 259,392.85 and 103,083.26

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Solution

The fourth proportional to 187,965.59, 259,392.85 and 103,083.26 is: 142,255.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,965.59 : 259,392.85 = 103,083.26 : x
  2. Step 2: Convert to fraction form
    187,965.59/259,392.85 = 103,083.26/x
  3. Step 3: Cross multiply
    187,965.59x = 259,392.85 × 103,083.26
  4. Step 4: Simplify right side
    187,965.59x = 26,739,059,044.02
  5. Step 5: Solve for x
    x = 26,739,059,044.02/187,965.59
  6. Step 6: Final answer
    x = 142,255.08

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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.