Home / 61,244.60-84,511.26-34,390.08

Finding the Fourth Proportional to 61,244.60, 84,511.26 and 34,390.08

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Solution

The fourth proportional to 61,244.60, 84,511.26 and 34,390.08 is: 47,454.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,244.60 : 84,511.26 = 34,390.08 : x
  2. Step 2: Convert to fraction form
    61,244.60/84,511.26 = 34,390.08/x
  3. Step 3: Cross multiply
    61,244.60x = 84,511.26 × 34,390.08
  4. Step 4: Simplify right side
    61,244.60x = 2,906,348,992.30
  5. Step 5: Solve for x
    x = 2,906,348,992.30/61,244.60
  6. Step 6: Final answer
    x = 47,454.78

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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.