Home / 134,909.90-202,329.61-40,114.56

Finding the Fourth Proportional to 134,909.90, 202,329.61 and 40,114.56

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Solution

The fourth proportional to 134,909.90, 202,329.61 and 40,114.56 is: 60,161.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,909.90 : 202,329.61 = 40,114.56 : x
  2. Step 2: Convert to fraction form
    134,909.90/202,329.61 = 40,114.56/x
  3. Step 3: Cross multiply
    134,909.90x = 202,329.61 × 40,114.56
  4. Step 4: Simplify right side
    134,909.90x = 8,116,362,067.90
  5. Step 5: Solve for x
    x = 8,116,362,067.90/134,909.90
  6. Step 6: Final answer
    x = 60,161.35

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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.