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Finding the Fourth Proportional to 227,335.95, 313,716.42 and 125,365.71

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Solution

The fourth proportional to 227,335.95, 313,716.42 and 125,365.71 is: 173,000.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,335.95 : 313,716.42 = 125,365.71 : x
  2. Step 2: Convert to fraction form
    227,335.95/313,716.42 = 125,365.71/x
  3. Step 3: Cross multiply
    227,335.95x = 313,716.42 × 125,365.71
  4. Step 4: Simplify right side
    227,335.95x = 39,329,282,114.64
  5. Step 5: Solve for x
    x = 39,329,282,114.64/227,335.95
  6. Step 6: Final answer
    x = 173,000.71

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1.5x scale

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.