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Finding the Fourth Proportional to 173,967, 260,876.68 and 61,675.48

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Solution

The fourth proportional to 173,967, 260,876.68 and 61,675.48 is: 92,487.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,967 : 260,876.68 = 61,675.48 : x
  2. Step 2: Convert to fraction form
    173,967/260,876.68 = 61,675.48/x
  3. Step 3: Cross multiply
    173,967x = 260,876.68 × 61,675.48
  4. Step 4: Simplify right side
    173,967x = 16,089,694,459.81
  5. Step 5: Solve for x
    x = 16,089,694,459.81/173,967
  6. Step 6: Final answer
    x = 92,487.05

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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.