Home / 115,944.48-173,919.36-65,665.32

Finding the Fourth Proportional to 115,944.48, 173,919.36 and 65,665.32

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Solution

The fourth proportional to 115,944.48, 173,919.36 and 65,665.32 is: 98,499.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,944.48 : 173,919.36 = 65,665.32 : x
  2. Step 2: Convert to fraction form
    115,944.48/173,919.36 = 65,665.32/x
  3. Step 3: Cross multiply
    115,944.48x = 173,919.36 × 65,665.32
  4. Step 4: Simplify right side
    115,944.48x = 11,420,470,428.60
  5. Step 5: Solve for x
    x = 11,420,470,428.60/115,944.48
  6. Step 6: Final answer
    x = 98,499.48

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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.