Home / 63,511.49-87,647.80-34,832.35

Finding the Fourth Proportional to 63,511.49, 87,647.80 and 34,832.35

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Solution

The fourth proportional to 63,511.49, 87,647.80 and 34,832.35 is: 48,069.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,511.49 : 87,647.80 = 34,832.35 : x
  2. Step 2: Convert to fraction form
    63,511.49/87,647.80 = 34,832.35/x
  3. Step 3: Cross multiply
    63,511.49x = 87,647.80 × 34,832.35
  4. Step 4: Simplify right side
    63,511.49x = 3,052,979,082.66
  5. Step 5: Solve for x
    x = 3,052,979,082.66/63,511.49
  6. Step 6: Final answer
    x = 48,069.71

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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.