Home / 64,034.22-96,065.61-19,665.45

Finding the Fourth Proportional to 64,034.22, 96,065.61 and 19,665.45

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Solution

The fourth proportional to 64,034.22, 96,065.61 and 19,665.45 is: 29,502.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,034.22 : 96,065.61 = 19,665.45 : x
  2. Step 2: Convert to fraction form
    64,034.22/96,065.61 = 19,665.45/x
  3. Step 3: Cross multiply
    64,034.22x = 96,065.61 × 19,665.45
  4. Step 4: Simplify right side
    64,034.22x = 1,889,173,450.17
  5. Step 5: Solve for x
    x = 1,889,173,450.17/64,034.22
  6. Step 6: Final answer
    x = 29,502.56

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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.