Home / 148,110.60-204,391.78-136,061

Finding the Fourth Proportional to 148,110.60, 204,391.78 and 136,061

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Solution

The fourth proportional to 148,110.60, 204,391.78 and 136,061 is: 187,763.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,110.60 : 204,391.78 = 136,061 : x
  2. Step 2: Convert to fraction form
    148,110.60/204,391.78 = 136,061/x
  3. Step 3: Cross multiply
    148,110.60x = 204,391.78 × 136,061
  4. Step 4: Simplify right side
    148,110.60x = 27,809,749,978.58
  5. Step 5: Solve for x
    x = 27,809,749,978.58/148,110.60
  6. Step 6: Final answer
    x = 187,763.40

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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.