Home / 95,420.16-142,912.26-45,535.30

Finding the Fourth Proportional to 95,420.16, 142,912.26 and 45,535.30

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Solution

The fourth proportional to 95,420.16, 142,912.26 and 45,535.30 is: 68,198.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,420.16 : 142,912.26 = 45,535.30 : x
  2. Step 2: Convert to fraction form
    95,420.16/142,912.26 = 45,535.30/x
  3. Step 3: Cross multiply
    95,420.16x = 142,912.26 × 45,535.30
  4. Step 4: Simplify right side
    95,420.16x = 6,507,552,632.78
  5. Step 5: Solve for x
    x = 6,507,552,632.78/95,420.16
  6. Step 6: Final answer
    x = 68,198.93

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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.