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Finding the Fourth Proportional to 66,313.17, 99,469.80 and 24,760.17

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Solution

The fourth proportional to 66,313.17, 99,469.80 and 24,760.17 is: 37,140.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,313.17 : 99,469.80 = 24,760.17 : x
  2. Step 2: Convert to fraction form
    66,313.17/99,469.80 = 24,760.17/x
  3. Step 3: Cross multiply
    66,313.17x = 99,469.80 × 24,760.17
  4. Step 4: Simplify right side
    66,313.17x = 2,462,889,157.87
  5. Step 5: Solve for x
    x = 2,462,889,157.87/66,313.17
  6. Step 6: Final answer
    x = 37,140.27

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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.