Home / 95,420.59-142,912.87-45,535.71

Finding the Fourth Proportional to 95,420.59, 142,912.87 and 45,535.71

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Solution

The fourth proportional to 95,420.59, 142,912.87 and 45,535.71 is: 68,199.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,420.59 : 142,912.87 = 45,535.71 : x
  2. Step 2: Convert to fraction form
    95,420.59/142,912.87 = 45,535.71/x
  3. Step 3: Cross multiply
    95,420.59x = 142,912.87 × 45,535.71
  4. Step 4: Simplify right side
    95,420.59x = 6,507,639,003.59
  5. Step 5: Solve for x
    x = 6,507,639,003.59/95,420.59
  6. Step 6: Final answer
    x = 68,199.53

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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.