Home / 134,908.15-202,326.98-40,112.81

Finding the Fourth Proportional to 134,908.15, 202,326.98 and 40,112.81

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Solution

The fourth proportional to 134,908.15, 202,326.98 and 40,112.81 is: 60,158.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,908.15 : 202,326.98 = 40,112.81 : x
  2. Step 2: Convert to fraction form
    134,908.15/202,326.98 = 40,112.81/x
  3. Step 3: Cross multiply
    134,908.15x = 202,326.98 × 40,112.81
  4. Step 4: Simplify right side
    134,908.15x = 8,115,902,694.98
  5. Step 5: Solve for x
    x = 8,115,902,694.98/134,908.15
  6. Step 6: Final answer
    x = 60,158.73

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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.