Home / 49,368.68-68,128.44-27,012.68

Finding the Fourth Proportional to 49,368.68, 68,128.44 and 27,012.68

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Solution

The fourth proportional to 49,368.68, 68,128.44 and 27,012.68 is: 37,277.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,368.68 : 68,128.44 = 27,012.68 : x
  2. Step 2: Convert to fraction form
    49,368.68/68,128.44 = 27,012.68/x
  3. Step 3: Cross multiply
    49,368.68x = 68,128.44 × 27,012.68
  4. Step 4: Simplify right side
    49,368.68x = 1,840,331,748.62
  5. Step 5: Solve for x
    x = 1,840,331,748.62/49,368.68
  6. Step 6: Final answer
    x = 37,277.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.