Home / 222,054.78-306,535.68-141,590.46

Finding the Fourth Proportional to 222,054.78, 306,535.68 and 141,590.46

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Solution

The fourth proportional to 222,054.78, 306,535.68 and 141,590.46 is: 195,458.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,054.78 : 306,535.68 = 141,590.46 : x
  2. Step 2: Convert to fraction form
    222,054.78/306,535.68 = 141,590.46/x
  3. Step 3: Cross multiply
    222,054.78x = 306,535.68 × 141,590.46
  4. Step 4: Simplify right side
    222,054.78x = 43,402,527,937.61
  5. Step 5: Solve for x
    x = 43,402,527,937.61/222,054.78
  6. Step 6: Final answer
    x = 195,458.65

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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.