Home / 101,452.03-152,197.18-31,314.94

Finding the Fourth Proportional to 101,452.03, 152,197.18 and 31,314.94

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Solution

The fourth proportional to 101,452.03, 152,197.18 and 31,314.94 is: 46,978.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,452.03 : 152,197.18 = 31,314.94 : x
  2. Step 2: Convert to fraction form
    101,452.03/152,197.18 = 31,314.94/x
  3. Step 3: Cross multiply
    101,452.03x = 152,197.18 × 31,314.94
  4. Step 4: Simplify right side
    101,452.03x = 4,766,045,101.09
  5. Step 5: Solve for x
    x = 4,766,045,101.09/101,452.03
  6. Step 6: Final answer
    x = 46,978.31

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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.