Home / 95,309.83-142,871.79-45,376.50

Finding the Fourth Proportional to 95,309.83, 142,871.79 and 45,376.50

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Solution

The fourth proportional to 95,309.83, 142,871.79 and 45,376.50 is: 68,020.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,309.83 : 142,871.79 = 45,376.50 : x
  2. Step 2: Convert to fraction form
    95,309.83/142,871.79 = 45,376.50/x
  3. Step 3: Cross multiply
    95,309.83x = 142,871.79 × 45,376.50
  4. Step 4: Simplify right side
    95,309.83x = 6,483,021,778.94
  5. Step 5: Solve for x
    x = 6,483,021,778.94/95,309.83
  6. Step 6: Final answer
    x = 68,020.50

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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.