Home / 134,872.70-202,309.05-46,112.90

Finding the Fourth Proportional to 134,872.70, 202,309.05 and 46,112.90

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Solution

The fourth proportional to 134,872.70, 202,309.05 and 46,112.90 is: 69,169.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,872.70 : 202,309.05 = 46,112.90 : x
  2. Step 2: Convert to fraction form
    134,872.70/202,309.05 = 46,112.90/x
  3. Step 3: Cross multiply
    134,872.70x = 202,309.05 × 46,112.90
  4. Step 4: Simplify right side
    134,872.70x = 9,329,056,991.75
  5. Step 5: Solve for x
    x = 9,329,056,991.75/134,872.70
  6. Step 6: Final answer
    x = 69,169.35

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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.