Home / 95,840.48-143,789.28-69,246.56

Finding the Fourth Proportional to 95,840.48, 143,789.28 and 69,246.56

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Solution

The fourth proportional to 95,840.48, 143,789.28 and 69,246.56 is: 103,890.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,840.48 : 143,789.28 = 69,246.56 : x
  2. Step 2: Convert to fraction form
    95,840.48/143,789.28 = 69,246.56/x
  3. Step 3: Cross multiply
    95,840.48x = 143,789.28 × 69,246.56
  4. Step 4: Simplify right side
    95,840.48x = 9,956,913,004.88
  5. Step 5: Solve for x
    x = 9,956,913,004.88/95,840.48
  6. Step 6: Final answer
    x = 103,890.48

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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.