Home / 135,091.86-202,637.88-35,251.80

Finding the Fourth Proportional to 135,091.86, 202,637.88 and 35,251.80

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Solution

The fourth proportional to 135,091.86, 202,637.88 and 35,251.80 is: 52,877.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,091.86 : 202,637.88 = 35,251.80 : x
  2. Step 2: Convert to fraction form
    135,091.86/202,637.88 = 35,251.80/x
  3. Step 3: Cross multiply
    135,091.86x = 202,637.88 × 35,251.80
  4. Step 4: Simplify right side
    135,091.86x = 7,143,350,018.18
  5. Step 5: Solve for x
    x = 7,143,350,018.18/135,091.86
  6. Step 6: Final answer
    x = 52,877.72

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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.