Home / 95,918.16-143,905.32-49,203.60

Finding the Fourth Proportional to 95,918.16, 143,905.32 and 49,203.60

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Solution

The fourth proportional to 95,918.16, 143,905.32 and 49,203.60 is: 73,819.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,918.16 : 143,905.32 = 49,203.60 : x
  2. Step 2: Convert to fraction form
    95,918.16/143,905.32 = 49,203.60/x
  3. Step 3: Cross multiply
    95,918.16x = 143,905.32 × 49,203.60
  4. Step 4: Simplify right side
    95,918.16x = 7,080,659,803.15
  5. Step 5: Solve for x
    x = 7,080,659,803.15/95,918.16
  6. Step 6: Final answer
    x = 73,819.80

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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.