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Finding the Fourth Proportional to 64,287.53, 96,446.69 and 26,826.76

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Solution

The fourth proportional to 64,287.53, 96,446.69 and 26,826.76 is: 40,246.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,287.53 : 96,446.69 = 26,826.76 : x
  2. Step 2: Convert to fraction form
    64,287.53/96,446.69 = 26,826.76/x
  3. Step 3: Cross multiply
    64,287.53x = 96,446.69 × 26,826.76
  4. Step 4: Simplify right side
    64,287.53x = 2,587,351,830.17
  5. Step 5: Solve for x
    x = 2,587,351,830.17/64,287.53
  6. Step 6: Final answer
    x = 40,246.56

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1.5x scale

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.