Home / 67,824.64-101,723.65-49,888.51

Finding the Fourth Proportional to 67,824.64, 101,723.65 and 49,888.51

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Solution

The fourth proportional to 67,824.64, 101,723.65 and 49,888.51 is: 74,822.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,824.64 : 101,723.65 = 49,888.51 : x
  2. Step 2: Convert to fraction form
    67,824.64/101,723.65 = 49,888.51/x
  3. Step 3: Cross multiply
    67,824.64x = 101,723.65 × 49,888.51
  4. Step 4: Simplify right side
    67,824.64x = 5,074,840,951.23
  5. Step 5: Solve for x
    x = 5,074,840,951.23/67,824.64
  6. Step 6: Final answer
    x = 74,822.97

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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.