Home / 119,560.52-164,992.75-65,845.17

Finding the Fourth Proportional to 119,560.52, 164,992.75 and 65,845.17

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Solution

The fourth proportional to 119,560.52, 164,992.75 and 65,845.17 is: 90,865.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,560.52 : 164,992.75 = 65,845.17 : x
  2. Step 2: Convert to fraction form
    119,560.52/164,992.75 = 65,845.17/x
  3. Step 3: Cross multiply
    119,560.52x = 164,992.75 × 65,845.17
  4. Step 4: Simplify right side
    119,560.52x = 10,863,975,507.90
  5. Step 5: Solve for x
    x = 10,863,975,507.90/119,560.52
  6. Step 6: Final answer
    x = 90,865.91

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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.