Home / 135,086.86-202,630.38-35,246.80

Finding the Fourth Proportional to 135,086.86, 202,630.38 and 35,246.80

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Solution

The fourth proportional to 135,086.86, 202,630.38 and 35,246.80 is: 52,870.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,086.86 : 202,630.38 = 35,246.80 : x
  2. Step 2: Convert to fraction form
    135,086.86/202,630.38 = 35,246.80/x
  3. Step 3: Cross multiply
    135,086.86x = 202,630.38 × 35,246.80
  4. Step 4: Simplify right side
    135,086.86x = 7,142,072,477.78
  5. Step 5: Solve for x
    x = 7,142,072,477.78/135,086.86
  6. Step 6: Final answer
    x = 52,870.22

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1.5x scale

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.