Home / 95,676.37-143,443.06-66,009.55

Finding the Fourth Proportional to 95,676.37, 143,443.06 and 66,009.55

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Solution

The fourth proportional to 95,676.37, 143,443.06 and 66,009.55 is: 98,964.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,676.37 : 143,443.06 = 66,009.55 : x
  2. Step 2: Convert to fraction form
    95,676.37/143,443.06 = 66,009.55/x
  3. Step 3: Cross multiply
    95,676.37x = 143,443.06 × 66,009.55
  4. Step 4: Simplify right side
    95,676.37x = 9,468,610,793.96
  5. Step 5: Solve for x
    x = 9,468,610,793.96/95,676.37
  6. Step 6: Final answer
    x = 98,964.99

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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.