Home / 63,868.40-88,142.33-35,574.09

Finding the Fourth Proportional to 63,868.40, 88,142.33 and 35,574.09

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Solution

The fourth proportional to 63,868.40, 88,142.33 and 35,574.09 is: 49,094.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,868.40 : 88,142.33 = 35,574.09 : x
  2. Step 2: Convert to fraction form
    63,868.40/88,142.33 = 35,574.09/x
  3. Step 3: Cross multiply
    63,868.40x = 88,142.33 × 35,574.09
  4. Step 4: Simplify right side
    63,868.40x = 3,135,582,738.53
  5. Step 5: Solve for x
    x = 3,135,582,738.53/63,868.40
  6. Step 6: Final answer
    x = 49,094.43

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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.