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Finding the Fourth Proportional to 117,675.34, 176,639.40 and 47,600.62

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Solution

The fourth proportional to 117,675.34, 176,639.40 and 47,600.62 is: 71,452.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,675.34 : 176,639.40 = 47,600.62 : x
  2. Step 2: Convert to fraction form
    117,675.34/176,639.40 = 47,600.62/x
  3. Step 3: Cross multiply
    117,675.34x = 176,639.40 × 47,600.62
  4. Step 4: Simplify right side
    117,675.34x = 8,408,144,956.43
  5. Step 5: Solve for x
    x = 8,408,144,956.43/117,675.34
  6. Step 6: Final answer
    x = 71,452.06

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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.