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Finding the Fourth Proportional to 61,604.30, 85,016.89 and 34,746.19

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Solution

The fourth proportional to 61,604.30, 85,016.89 and 34,746.19 is: 47,951.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,604.30 : 85,016.89 = 34,746.19 : x
  2. Step 2: Convert to fraction form
    61,604.30/85,016.89 = 34,746.19/x
  3. Step 3: Cross multiply
    61,604.30x = 85,016.89 × 34,746.19
  4. Step 4: Simplify right side
    61,604.30x = 2,954,013,083.15
  5. Step 5: Solve for x
    x = 2,954,013,083.15/61,604.30
  6. Step 6: Final answer
    x = 47,951.41

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1.5x scale

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.