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Finding the Fourth Proportional to 117,207.84, 175,906.03 and 61,064.72

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Solution

The fourth proportional to 117,207.84, 175,906.03 and 61,064.72 is: 91,646.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,207.84 : 175,906.03 = 61,064.72 : x
  2. Step 2: Convert to fraction form
    117,207.84/175,906.03 = 61,064.72/x
  3. Step 3: Cross multiply
    117,207.84x = 175,906.03 × 61,064.72
  4. Step 4: Simplify right side
    117,207.84x = 10,741,652,210.21
  5. Step 5: Solve for x
    x = 10,741,652,210.21/117,207.84
  6. Step 6: Final answer
    x = 91,646.19

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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.