Home / 65,400.06-98,107.36-25,961.16

Finding the Fourth Proportional to 65,400.06, 98,107.36 and 25,961.16

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Solution

The fourth proportional to 65,400.06, 98,107.36 and 25,961.16 is: 38,944.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,400.06 : 98,107.36 = 25,961.16 : x
  2. Step 2: Convert to fraction form
    65,400.06/98,107.36 = 25,961.16/x
  3. Step 3: Cross multiply
    65,400.06x = 98,107.36 × 25,961.16
  4. Step 4: Simplify right side
    65,400.06x = 2,546,980,870.14
  5. Step 5: Solve for x
    x = 2,546,980,870.14/65,400.06
  6. Step 6: Final answer
    x = 38,944.63

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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.