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Finding the Fourth Proportional to 79,410.72, 119,116.08 and 35,604

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Solution

The fourth proportional to 79,410.72, 119,116.08 and 35,604 is: 53,406

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,410.72 : 119,116.08 = 35,604 : x
  2. Step 2: Convert to fraction form
    79,410.72/119,116.08 = 35,604/x
  3. Step 3: Cross multiply
    79,410.72x = 119,116.08 × 35,604
  4. Step 4: Simplify right side
    79,410.72x = 4,241,008,912.32
  5. Step 5: Solve for x
    x = 4,241,008,912.32/79,410.72
  6. Step 6: Final answer
    x = 53,406

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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.