Home / 73,988.12-102,108.81-41,725.62

Finding the Fourth Proportional to 73,988.12, 102,108.81 and 41,725.62

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Solution

The fourth proportional to 73,988.12, 102,108.81 and 41,725.62 is: 57,584.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,988.12 : 102,108.81 = 41,725.62 : x
  2. Step 2: Convert to fraction form
    73,988.12/102,108.81 = 41,725.62/x
  3. Step 3: Cross multiply
    73,988.12x = 102,108.81 × 41,725.62
  4. Step 4: Simplify right side
    73,988.12x = 4,260,553,404.71
  5. Step 5: Solve for x
    x = 4,260,553,404.71/73,988.12
  6. Step 6: Final answer
    x = 57,584.29

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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.