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Finding the Fourth Proportional to 64,243.94, 96,299.69 and 26,825.78

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Solution

The fourth proportional to 64,243.94, 96,299.69 and 26,825.78 is: 40,211.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,243.94 : 96,299.69 = 26,825.78 : x
  2. Step 2: Convert to fraction form
    64,243.94/96,299.69 = 26,825.78/x
  3. Step 3: Cross multiply
    64,243.94x = 96,299.69 × 26,825.78
  4. Step 4: Simplify right side
    64,243.94x = 2,583,314,404.63
  5. Step 5: Solve for x
    x = 2,583,314,404.63/64,243.94
  6. Step 6: Final answer
    x = 40,211.02

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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.