Home / 115,593.52-173,346.36-45,434.56

Finding the Fourth Proportional to 115,593.52, 173,346.36 and 45,434.56

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Solution

The fourth proportional to 115,593.52, 173,346.36 and 45,434.56 is: 68,134.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,593.52 : 173,346.36 = 45,434.56 : x
  2. Step 2: Convert to fraction form
    115,593.52/173,346.36 = 45,434.56/x
  3. Step 3: Cross multiply
    115,593.52x = 173,346.36 × 45,434.56
  4. Step 4: Simplify right side
    115,593.52x = 7,875,915,594.20
  5. Step 5: Solve for x
    x = 7,875,915,594.20/115,593.52
  6. Step 6: Final answer
    x = 68,134.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.