Home / 64,642.29-96,905.85-25,190.43

Finding the Fourth Proportional to 64,642.29, 96,905.85 and 25,190.43

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Solution

The fourth proportional to 64,642.29, 96,905.85 and 25,190.43 is: 37,763.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,642.29 : 96,905.85 = 25,190.43 : x
  2. Step 2: Convert to fraction form
    64,642.29/96,905.85 = 25,190.43/x
  3. Step 3: Cross multiply
    64,642.29x = 96,905.85 × 25,190.43
  4. Step 4: Simplify right side
    64,642.29x = 2,441,100,031.02
  5. Step 5: Solve for x
    x = 2,441,100,031.02/64,642.29
  6. Step 6: Final answer
    x = 37,763.20

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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.