Home / 63,945.19-95,917.79-28,875.43

Finding the Fourth Proportional to 63,945.19, 95,917.79 and 28,875.43

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Solution

The fourth proportional to 63,945.19, 95,917.79 and 28,875.43 is: 43,313.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,945.19 : 95,917.79 = 28,875.43 : x
  2. Step 2: Convert to fraction form
    63,945.19/95,917.79 = 28,875.43/x
  3. Step 3: Cross multiply
    63,945.19x = 95,917.79 × 28,875.43
  4. Step 4: Simplify right side
    63,945.19x = 2,769,667,430.90
  5. Step 5: Solve for x
    x = 2,769,667,430.90/63,945.19
  6. Step 6: Final answer
    x = 43,313.15

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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.