Home / 115,579.89-173,388.81-35,617.87

Finding the Fourth Proportional to 115,579.89, 173,388.81 and 35,617.87

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Solution

The fourth proportional to 115,579.89, 173,388.81 and 35,617.87 is: 53,432.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,579.89 : 173,388.81 = 35,617.87 : x
  2. Step 2: Convert to fraction form
    115,579.89/173,388.81 = 35,617.87/x
  3. Step 3: Cross multiply
    115,579.89x = 173,388.81 × 35,617.87
  4. Step 4: Simplify right side
    115,579.89x = 6,175,739,635.36
  5. Step 5: Solve for x
    x = 6,175,739,635.36/115,579.89
  6. Step 6: Final answer
    x = 53,432.65

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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.