Home / 63,115.52-87,099.36-34,821.22

Finding the Fourth Proportional to 63,115.52, 87,099.36 and 34,821.22

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Solution

The fourth proportional to 63,115.52, 87,099.36 and 34,821.22 is: 48,053.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,115.52 : 87,099.36 = 34,821.22 : x
  2. Step 2: Convert to fraction form
    63,115.52/87,099.36 = 34,821.22/x
  3. Step 3: Cross multiply
    63,115.52x = 87,099.36 × 34,821.22
  4. Step 4: Simplify right side
    63,115.52x = 3,032,905,976.42
  5. Step 5: Solve for x
    x = 3,032,905,976.42/63,115.52
  6. Step 6: Final answer
    x = 48,053.25

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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.