Home / 57,793.28-86,717.40-40,051.22

Finding the Fourth Proportional to 57,793.28, 86,717.40 and 40,051.22

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Solution

The fourth proportional to 57,793.28, 86,717.40 and 40,051.22 is: 60,095.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,793.28 : 86,717.40 = 40,051.22 : x
  2. Step 2: Convert to fraction form
    57,793.28/86,717.40 = 40,051.22/x
  3. Step 3: Cross multiply
    57,793.28x = 86,717.40 × 40,051.22
  4. Step 4: Simplify right side
    57,793.28x = 3,473,137,665.23
  5. Step 5: Solve for x
    x = 3,473,137,665.23/57,793.28
  6. Step 6: Final answer
    x = 60,095.87

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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.