Home / 95,682.48-143,430.60-45,749.64

Finding the Fourth Proportional to 95,682.48, 143,430.60 and 45,749.64

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Solution

The fourth proportional to 95,682.48, 143,430.60 and 45,749.64 is: 68,579.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,682.48 : 143,430.60 = 45,749.64 : x
  2. Step 2: Convert to fraction form
    95,682.48/143,430.60 = 45,749.64/x
  3. Step 3: Cross multiply
    95,682.48x = 143,430.60 × 45,749.64
  4. Step 4: Simplify right side
    95,682.48x = 6,561,898,314.98
  5. Step 5: Solve for x
    x = 6,561,898,314.98/95,682.48
  6. Step 6: Final answer
    x = 68,579.94

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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.