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Finding the Fourth Proportional to 219,506.04, 329,258.96 and 61,734.48

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Solution

The fourth proportional to 219,506.04, 329,258.96 and 61,734.48 is: 92,601.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,506.04 : 329,258.96 = 61,734.48 : x
  2. Step 2: Convert to fraction form
    219,506.04/329,258.96 = 61,734.48/x
  3. Step 3: Cross multiply
    219,506.04x = 329,258.96 × 61,734.48
  4. Step 4: Simplify right side
    219,506.04x = 20,326,630,680.94
  5. Step 5: Solve for x
    x = 20,326,630,680.94/219,506.04
  6. Step 6: Final answer
    x = 92,601.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.