Home / 134,754.45-202,151.85-43,539.36

Finding the Fourth Proportional to 134,754.45, 202,151.85 and 43,539.36

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Solution

The fourth proportional to 134,754.45, 202,151.85 and 43,539.36 is: 65,315.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,754.45 : 202,151.85 = 43,539.36 : x
  2. Step 2: Convert to fraction form
    134,754.45/202,151.85 = 43,539.36/x
  3. Step 3: Cross multiply
    134,754.45x = 202,151.85 × 43,539.36
  4. Step 4: Simplify right side
    134,754.45x = 8,801,562,171.82
  5. Step 5: Solve for x
    x = 8,801,562,171.82/134,754.45
  6. Step 6: Final answer
    x = 65,315.56

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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.