Home / 226,376.80-312,269.88-141,346.24

Finding the Fourth Proportional to 226,376.80, 312,269.88 and 141,346.24

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Solution

The fourth proportional to 226,376.80, 312,269.88 and 141,346.24 is: 194,976.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,376.80 : 312,269.88 = 141,346.24 : x
  2. Step 2: Convert to fraction form
    226,376.80/312,269.88 = 141,346.24/x
  3. Step 3: Cross multiply
    226,376.80x = 312,269.88 × 141,346.24
  4. Step 4: Simplify right side
    226,376.80x = 44,138,171,841.90
  5. Step 5: Solve for x
    x = 44,138,171,841.90/226,376.80
  6. Step 6: Final answer
    x = 194,976.57

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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.