Home / 63,078.02-87,049.77-34,399.25

Finding the Fourth Proportional to 63,078.02, 87,049.77 and 34,399.25

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Solution

The fourth proportional to 63,078.02, 87,049.77 and 34,399.25 is: 47,472.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,078.02 : 87,049.77 = 34,399.25 : x
  2. Step 2: Convert to fraction form
    63,078.02/87,049.77 = 34,399.25/x
  3. Step 3: Cross multiply
    63,078.02x = 87,049.77 × 34,399.25
  4. Step 4: Simplify right side
    63,078.02x = 2,994,446,800.67
  5. Step 5: Solve for x
    x = 2,994,446,800.67/63,078.02
  6. Step 6: Final answer
    x = 47,472.11

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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.