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Finding the Fourth Proportional to 227,522.39, 313,975.98 and 125,543.93

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Solution

The fourth proportional to 227,522.39, 313,975.98 and 125,543.93 is: 173,247.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,522.39 : 313,975.98 = 125,543.93 : x
  2. Step 2: Convert to fraction form
    227,522.39/313,975.98 = 125,543.93/x
  3. Step 3: Cross multiply
    227,522.39x = 313,975.98 × 125,543.93
  4. Step 4: Simplify right side
    227,522.39x = 39,417,776,884.92
  5. Step 5: Solve for x
    x = 39,417,776,884.92/227,522.39
  6. Step 6: Final answer
    x = 173,247.91

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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.