Home / 64,119.72-96,151.31-34,126.72

Finding the Fourth Proportional to 64,119.72, 96,151.31 and 34,126.72

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Solution

The fourth proportional to 64,119.72, 96,151.31 and 34,126.72 is: 51,175.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,119.72 : 96,151.31 = 34,126.72 : x
  2. Step 2: Convert to fraction form
    64,119.72/96,151.31 = 34,126.72/x
  3. Step 3: Cross multiply
    64,119.72x = 96,151.31 × 34,126.72
  4. Step 4: Simplify right side
    64,119.72x = 3,281,328,550.97
  5. Step 5: Solve for x
    x = 3,281,328,550.97/64,119.72
  6. Step 6: Final answer
    x = 51,175.03

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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.