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Finding the Fourth Proportional to 79,754.46, 119,499.93 and 35,314.62

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Solution

The fourth proportional to 79,754.46, 119,499.93 and 35,314.62 is: 52,913.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,754.46 : 119,499.93 = 35,314.62 : x
  2. Step 2: Convert to fraction form
    79,754.46/119,499.93 = 35,314.62/x
  3. Step 3: Cross multiply
    79,754.46x = 119,499.93 × 35,314.62
  4. Step 4: Simplify right side
    79,754.46x = 4,220,094,617.98
  5. Step 5: Solve for x
    x = 4,220,094,617.98/79,754.46
  6. Step 6: Final answer
    x = 52,913.59

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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.