Home / 63,858.09-88,126.90-35,563.78

Finding the Fourth Proportional to 63,858.09, 88,126.90 and 35,563.78

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Solution

The fourth proportional to 63,858.09, 88,126.90 and 35,563.78 is: 49,079.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,858.09 : 88,126.90 = 35,563.78 : x
  2. Step 2: Convert to fraction form
    63,858.09/88,126.90 = 35,563.78/x
  3. Step 3: Cross multiply
    63,858.09x = 88,126.90 × 35,563.78
  4. Step 4: Simplify right side
    63,858.09x = 3,134,125,904.98
  5. Step 5: Solve for x
    x = 3,134,125,904.98/63,858.09
  6. Step 6: Final answer
    x = 49,079.54

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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.