Home / 64,143.09-96,209.78-22,560.93

Finding the Fourth Proportional to 64,143.09, 96,209.78 and 22,560.93

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Solution

The fourth proportional to 64,143.09, 96,209.78 and 22,560.93 is: 33,839.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,143.09 : 96,209.78 = 22,560.93 : x
  2. Step 2: Convert to fraction form
    64,143.09/96,209.78 = 22,560.93/x
  3. Step 3: Cross multiply
    64,143.09x = 96,209.78 × 22,560.93
  4. Step 4: Simplify right side
    64,143.09x = 2,170,581,999.09
  5. Step 5: Solve for x
    x = 2,170,581,999.09/64,143.09
  6. Step 6: Final answer
    x = 33,839.69

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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.