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Finding the Fourth Proportional to 64,308, 96,463.26 and 17,562.12

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Solution

The fourth proportional to 64,308, 96,463.26 and 17,562.12 is: 26,343.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,308 : 96,463.26 = 17,562.12 : x
  2. Step 2: Convert to fraction form
    64,308/96,463.26 = 17,562.12/x
  3. Step 3: Cross multiply
    64,308x = 96,463.26 × 17,562.12
  4. Step 4: Simplify right side
    64,308x = 1,694,099,347.71
  5. Step 5: Solve for x
    x = 1,694,099,347.71/64,308
  6. Step 6: Final answer
    x = 26,343.52

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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.