Home / 97,174.87-145,450.65-52,083.72

Finding the Fourth Proportional to 97,174.87, 145,450.65 and 52,083.72

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Solution

The fourth proportional to 97,174.87, 145,450.65 and 52,083.72 is: 77,958.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,174.87 : 145,450.65 = 52,083.72 : x
  2. Step 2: Convert to fraction form
    97,174.87/145,450.65 = 52,083.72/x
  3. Step 3: Cross multiply
    97,174.87x = 145,450.65 × 52,083.72
  4. Step 4: Simplify right side
    97,174.87x = 7,575,611,123.73
  5. Step 5: Solve for x
    x = 7,575,611,123.73/97,174.87
  6. Step 6: Final answer
    x = 77,958.54

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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.