Home / 222,345.32-306,838.50-131,706.44

Finding the Fourth Proportional to 222,345.32, 306,838.50 and 131,706.44

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Solution

The fourth proportional to 222,345.32, 306,838.50 and 131,706.44 is: 181,756.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,345.32 : 306,838.50 = 131,706.44 : x
  2. Step 2: Convert to fraction form
    222,345.32/306,838.50 = 131,706.44/x
  3. Step 3: Cross multiply
    222,345.32x = 306,838.50 × 131,706.44
  4. Step 4: Simplify right side
    222,345.32x = 40,412,606,489.94
  5. Step 5: Solve for x
    x = 40,412,606,489.94/222,345.32
  6. Step 6: Final answer
    x = 181,756.05

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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.