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Finding the Fourth Proportional to 173,738.10, 260,652.10 and 49,079.10

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Solution

The fourth proportional to 173,738.10, 260,652.10 and 49,079.10 is: 73,631.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,738.10 : 260,652.10 = 49,079.10 : x
  2. Step 2: Convert to fraction form
    173,738.10/260,652.10 = 49,079.10/x
  3. Step 3: Cross multiply
    173,738.10x = 260,652.10 × 49,079.10
  4. Step 4: Simplify right side
    173,738.10x = 12,792,570,481.11
  5. Step 5: Solve for x
    x = 12,792,570,481.11/173,738.10
  6. Step 6: Final answer
    x = 73,631.35

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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.