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Finding the Fourth Proportional to 173,608.60, 260,412.90 and 48,949.60

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Solution

The fourth proportional to 173,608.60, 260,412.90 and 48,949.60 is: 73,424.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,608.60 : 260,412.90 = 48,949.60 : x
  2. Step 2: Convert to fraction form
    173,608.60/260,412.90 = 48,949.60/x
  3. Step 3: Cross multiply
    173,608.60x = 260,412.90 × 48,949.60
  4. Step 4: Simplify right side
    173,608.60x = 12,747,107,289.84
  5. Step 5: Solve for x
    x = 12,747,107,289.84/173,608.60
  6. Step 6: Final answer
    x = 73,424.40

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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.