Home / 73,974.96-102,056.76-47,112.66

Finding the Fourth Proportional to 73,974.96, 102,056.76 and 47,112.66

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Solution

The fourth proportional to 73,974.96, 102,056.76 and 47,112.66 is: 64,997.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,974.96 : 102,056.76 = 47,112.66 : x
  2. Step 2: Convert to fraction form
    73,974.96/102,056.76 = 47,112.66/x
  3. Step 3: Cross multiply
    73,974.96x = 102,056.76 × 47,112.66
  4. Step 4: Simplify right side
    73,974.96x = 4,808,165,434.58
  5. Step 5: Solve for x
    x = 4,808,165,434.58/73,974.96
  6. Step 6: Final answer
    x = 64,997.20

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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.