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Finding the Fourth Proportional to 70,651.13, 97,455.29 and 41,951.30

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Solution

The fourth proportional to 70,651.13, 97,455.29 and 41,951.30 is: 57,867.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,651.13 : 97,455.29 = 41,951.30 : x
  2. Step 2: Convert to fraction form
    70,651.13/97,455.29 = 41,951.30/x
  3. Step 3: Cross multiply
    70,651.13x = 97,455.29 × 41,951.30
  4. Step 4: Simplify right side
    70,651.13x = 4,088,375,410.34
  5. Step 5: Solve for x
    x = 4,088,375,410.34/70,651.13
  6. Step 6: Final answer
    x = 57,867.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.