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Finding the Fourth Proportional to 173,842.36, 260,770.48 and 53,911.77

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Solution

The fourth proportional to 173,842.36, 260,770.48 and 53,911.77 is: 80,869.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,842.36 : 260,770.48 = 53,911.77 : x
  2. Step 2: Convert to fraction form
    173,842.36/260,770.48 = 53,911.77/x
  3. Step 3: Cross multiply
    173,842.36x = 260,770.48 × 53,911.77
  4. Step 4: Simplify right side
    173,842.36x = 14,058,596,836.70
  5. Step 5: Solve for x
    x = 14,058,596,836.70/173,842.36
  6. Step 6: Final answer
    x = 80,869.80

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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.