Home / 124,692.49-187,039.14-31,198.24

Finding the Fourth Proportional to 124,692.49, 187,039.14 and 31,198.24

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Solution

The fourth proportional to 124,692.49, 187,039.14 and 31,198.24 is: 46,797.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,692.49 : 187,039.14 = 31,198.24 : x
  2. Step 2: Convert to fraction form
    124,692.49/187,039.14 = 31,198.24/x
  3. Step 3: Cross multiply
    124,692.49x = 187,039.14 × 31,198.24
  4. Step 4: Simplify right side
    124,692.49x = 5,835,291,979.11
  5. Step 5: Solve for x
    x = 5,835,291,979.11/124,692.49
  6. Step 6: Final answer
    x = 46,797.46

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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.