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Finding the Fourth Proportional to 64,580.58, 96,872.69 and 17,833.46

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Solution

The fourth proportional to 64,580.58, 96,872.69 and 17,833.46 is: 26,750.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,580.58 : 96,872.69 = 17,833.46 : x
  2. Step 2: Convert to fraction form
    64,580.58/96,872.69 = 17,833.46/x
  3. Step 3: Cross multiply
    64,580.58x = 96,872.69 × 17,833.46
  4. Step 4: Simplify right side
    64,580.58x = 1,727,574,668.68
  5. Step 5: Solve for x
    x = 1,727,574,668.68/64,580.58
  6. Step 6: Final answer
    x = 26,750.68

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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.