Home / 64,506.42-96,770.57-20,132.19

Finding the Fourth Proportional to 64,506.42, 96,770.57 and 20,132.19

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Solution

The fourth proportional to 64,506.42, 96,770.57 and 20,132.19 is: 30,201.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,506.42 : 96,770.57 = 20,132.19 : x
  2. Step 2: Convert to fraction form
    64,506.42/96,770.57 = 20,132.19/x
  3. Step 3: Cross multiply
    64,506.42x = 96,770.57 × 20,132.19
  4. Step 4: Simplify right side
    64,506.42x = 1,948,203,400.99
  5. Step 5: Solve for x
    x = 1,948,203,400.99/64,506.42
  6. Step 6: Final answer
    x = 30,201.70

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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.