Home / 124,855.27-187,288.37-36,117.75

Finding the Fourth Proportional to 124,855.27, 187,288.37 and 36,117.75

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Solution

The fourth proportional to 124,855.27, 187,288.37 and 36,117.75 is: 54,178.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,855.27 : 187,288.37 = 36,117.75 : x
  2. Step 2: Convert to fraction form
    124,855.27/187,288.37 = 36,117.75/x
  3. Step 3: Cross multiply
    124,855.27x = 187,288.37 × 36,117.75
  4. Step 4: Simplify right side
    124,855.27x = 6,764,434,525.57
  5. Step 5: Solve for x
    x = 6,764,434,525.57/124,855.27
  6. Step 6: Final answer
    x = 54,178.21

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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.