Home / 73,309.02-109,901.97-51,056.70

Finding the Fourth Proportional to 73,309.02, 109,901.97 and 51,056.70

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Solution

The fourth proportional to 73,309.02, 109,901.97 and 51,056.70 is: 76,542.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,309.02 : 109,901.97 = 51,056.70 : x
  2. Step 2: Convert to fraction form
    73,309.02/109,901.97 = 51,056.70/x
  3. Step 3: Cross multiply
    73,309.02x = 109,901.97 × 51,056.70
  4. Step 4: Simplify right side
    73,309.02x = 5,611,231,911.70
  5. Step 5: Solve for x
    x = 5,611,231,911.70/73,309.02
  6. Step 6: Final answer
    x = 76,542.18

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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.