Home / 64,614.72-96,922.08-20,241.63

Finding the Fourth Proportional to 64,614.72, 96,922.08 and 20,241.63

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Solution

The fourth proportional to 64,614.72, 96,922.08 and 20,241.63 is: 30,362.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,614.72 : 96,922.08 = 20,241.63 : x
  2. Step 2: Convert to fraction form
    64,614.72/96,922.08 = 20,241.63/x
  3. Step 3: Cross multiply
    64,614.72x = 96,922.08 × 20,241.63
  4. Step 4: Simplify right side
    64,614.72x = 1,961,860,882.19
  5. Step 5: Solve for x
    x = 1,961,860,882.19/64,614.72
  6. Step 6: Final answer
    x = 30,362.45

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Similar ratio
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1.5x scale

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.