Home / 73,975.43-102,057.40-47,113.13

Finding the Fourth Proportional to 73,975.43, 102,057.40 and 47,113.13

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Solution

The fourth proportional to 73,975.43, 102,057.40 and 47,113.13 is: 64,997.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,975.43 : 102,057.40 = 47,113.13 : x
  2. Step 2: Convert to fraction form
    73,975.43/102,057.40 = 47,113.13/x
  3. Step 3: Cross multiply
    73,975.43x = 102,057.40 × 47,113.13
  4. Step 4: Simplify right side
    73,975.43x = 4,808,243,553.66
  5. Step 5: Solve for x
    x = 4,808,243,553.66/73,975.43
  6. Step 6: Final answer
    x = 64,997.85

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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.