Home / 61,511.16-84,867.84-34,644.28

Finding the Fourth Proportional to 61,511.16, 84,867.84 and 34,644.28

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Solution

The fourth proportional to 61,511.16, 84,867.84 and 34,644.28 is: 47,799.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,511.16 : 84,867.84 = 34,644.28 : x
  2. Step 2: Convert to fraction form
    61,511.16/84,867.84 = 34,644.28/x
  3. Step 3: Cross multiply
    61,511.16x = 84,867.84 × 34,644.28
  4. Step 4: Simplify right side
    61,511.16x = 2,940,185,211.96
  5. Step 5: Solve for x
    x = 2,940,185,211.96/61,511.16
  6. Step 6: Final answer
    x = 47,799.22

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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.