Home / 63,637.30-87,829.05-45,791.38

Finding the Fourth Proportional to 63,637.30, 87,829.05 and 45,791.38

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Solution

The fourth proportional to 63,637.30, 87,829.05 and 45,791.38 is: 63,198.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,637.30 : 87,829.05 = 45,791.38 : x
  2. Step 2: Convert to fraction form
    63,637.30/87,829.05 = 45,791.38/x
  3. Step 3: Cross multiply
    63,637.30x = 87,829.05 × 45,791.38
  4. Step 4: Simplify right side
    63,637.30x = 4,021,813,403.59
  5. Step 5: Solve for x
    x = 4,021,813,403.59/63,637.30
  6. Step 6: Final answer
    x = 63,198.99

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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.