Home / 63,655.18-87,844.20-34,976.68

Finding the Fourth Proportional to 63,655.18, 87,844.20 and 34,976.68

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Solution

The fourth proportional to 63,655.18, 87,844.20 and 34,976.68 is: 48,267.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,655.18 : 87,844.20 = 34,976.68 : x
  2. Step 2: Convert to fraction form
    63,655.18/87,844.20 = 34,976.68/x
  3. Step 3: Cross multiply
    63,655.18x = 87,844.20 × 34,976.68
  4. Step 4: Simplify right side
    63,655.18x = 3,072,498,473.26
  5. Step 5: Solve for x
    x = 3,072,498,473.26/63,655.18
  6. Step 6: Final answer
    x = 48,267.85

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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.