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Finding the Fourth Proportional to 64,287.16, 96,446.03 and 26,826.41

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Solution

The fourth proportional to 64,287.16, 96,446.03 and 26,826.41 is: 40,246.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,287.16 : 96,446.03 = 26,826.41 : x
  2. Step 2: Convert to fraction form
    64,287.16/96,446.03 = 26,826.41/x
  3. Step 3: Cross multiply
    64,287.16x = 96,446.03 × 26,826.41
  4. Step 4: Simplify right side
    64,287.16x = 2,587,300,850.64
  5. Step 5: Solve for x
    x = 2,587,300,850.64/64,287.16
  6. Step 6: Final answer
    x = 40,246.00

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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.