Home / 64,204.12-96,225.96-30,918

Finding the Fourth Proportional to 64,204.12, 96,225.96 and 30,918

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Solution

The fourth proportional to 64,204.12, 96,225.96 and 30,918 is: 46,338.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,204.12 : 96,225.96 = 30,918 : x
  2. Step 2: Convert to fraction form
    64,204.12/96,225.96 = 30,918/x
  3. Step 3: Cross multiply
    64,204.12x = 96,225.96 × 30,918
  4. Step 4: Simplify right side
    64,204.12x = 2,975,114,231.28
  5. Step 5: Solve for x
    x = 2,975,114,231.28/64,204.12
  6. Step 6: Final answer
    x = 46,338.37

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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.