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Finding the Fourth Proportional to 41,409.84, 61,760.94 and 35,210.64

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Solution

The fourth proportional to 41,409.84, 61,760.94 and 35,210.64 is: 52,515.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,409.84 : 61,760.94 = 35,210.64 : x
  2. Step 2: Convert to fraction form
    41,409.84/61,760.94 = 35,210.64/x
  3. Step 3: Cross multiply
    41,409.84x = 61,760.94 × 35,210.64
  4. Step 4: Simplify right side
    41,409.84x = 2,174,642,224.40
  5. Step 5: Solve for x
    x = 2,174,642,224.40/41,409.84
  6. Step 6: Final answer
    x = 52,515.11

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.