Home / 88,713.38-133,086.28-53,611.22

Finding the Fourth Proportional to 88,713.38, 133,086.28 and 53,611.22

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Solution

The fourth proportional to 88,713.38, 133,086.28 and 53,611.22 is: 80,426.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,713.38 : 133,086.28 = 53,611.22 : x
  2. Step 2: Convert to fraction form
    88,713.38/133,086.28 = 53,611.22/x
  3. Step 3: Cross multiply
    88,713.38x = 133,086.28 × 53,611.22
  4. Step 4: Simplify right side
    88,713.38x = 7,134,917,836.06
  5. Step 5: Solve for x
    x = 7,134,917,836.06/88,713.38
  6. Step 6: Final answer
    x = 80,426.63

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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.