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Finding the Fourth Proportional to 227,362.59, 313,767.81 and 125,392.50

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Solution

The fourth proportional to 227,362.59, 313,767.81 and 125,392.50 is: 173,045.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,362.59 : 313,767.81 = 125,392.50 : x
  2. Step 2: Convert to fraction form
    227,362.59/313,767.81 = 125,392.50/x
  3. Step 3: Cross multiply
    227,362.59x = 313,767.81 × 125,392.50
  4. Step 4: Simplify right side
    227,362.59x = 39,344,130,115.43
  5. Step 5: Solve for x
    x = 39,344,130,115.43/227,362.59
  6. Step 6: Final answer
    x = 173,045.75

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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.