Home / 49,176.80-67,870.08-30,052.64

Finding the Fourth Proportional to 49,176.80, 67,870.08 and 30,052.64

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Solution

The fourth proportional to 49,176.80, 67,870.08 and 30,052.64 is: 41,476.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,176.80 : 67,870.08 = 30,052.64 : x
  2. Step 2: Convert to fraction form
    49,176.80/67,870.08 = 30,052.64/x
  3. Step 3: Cross multiply
    49,176.80x = 67,870.08 × 30,052.64
  4. Step 4: Simplify right side
    49,176.80x = 2,039,675,081.01
  5. Step 5: Solve for x
    x = 2,039,675,081.01/49,176.80
  6. Step 6: Final answer
    x = 41,476.37

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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.