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Finding the Fourth Proportional to 173,158.20, 259,737.30 and 54,829.35

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Solution

The fourth proportional to 173,158.20, 259,737.30 and 54,829.35 is: 82,244.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,158.20 : 259,737.30 = 54,829.35 : x
  2. Step 2: Convert to fraction form
    173,158.20/259,737.30 = 54,829.35/x
  3. Step 3: Cross multiply
    173,158.20x = 259,737.30 × 54,829.35
  4. Step 4: Simplify right side
    173,158.20x = 14,241,227,329.76
  5. Step 5: Solve for x
    x = 14,241,227,329.76/173,158.20
  6. Step 6: Final answer
    x = 82,244.03

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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.