Home / 49,515.50-68,331.39-27,159.02

Finding the Fourth Proportional to 49,515.50, 68,331.39 and 27,159.02

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Solution

The fourth proportional to 49,515.50, 68,331.39 and 27,159.02 is: 37,479.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,515.50 : 68,331.39 = 27,159.02 : x
  2. Step 2: Convert to fraction form
    49,515.50/68,331.39 = 27,159.02/x
  3. Step 3: Cross multiply
    49,515.50x = 68,331.39 × 27,159.02
  4. Step 4: Simplify right side
    49,515.50x = 1,855,813,587.64
  5. Step 5: Solve for x
    x = 1,855,813,587.64/49,515.50
  6. Step 6: Final answer
    x = 37,479.45

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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.