Home / 227,295.11-313,538.85-142,264.55

Finding the Fourth Proportional to 227,295.11, 313,538.85 and 142,264.55

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Solution

The fourth proportional to 227,295.11, 313,538.85 and 142,264.55 is: 196,244.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,295.11 : 313,538.85 = 142,264.55 : x
  2. Step 2: Convert to fraction form
    227,295.11/313,538.85 = 142,264.55/x
  3. Step 3: Cross multiply
    227,295.11x = 313,538.85 × 142,264.55
  4. Step 4: Simplify right side
    227,295.11x = 44,605,464,186.61
  5. Step 5: Solve for x
    x = 44,605,464,186.61/227,295.11
  6. Step 6: Final answer
    x = 196,244.71

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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.