Home / 222,275.84-306,790.64-141,687.36

Finding the Fourth Proportional to 222,275.84, 306,790.64 and 141,687.36

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Solution

The fourth proportional to 222,275.84, 306,790.64 and 141,687.36 is: 195,560.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,275.84 : 306,790.64 = 141,687.36 : x
  2. Step 2: Convert to fraction form
    222,275.84/306,790.64 = 141,687.36/x
  3. Step 3: Cross multiply
    222,275.84x = 306,790.64 × 141,687.36
  4. Step 4: Simplify right side
    222,275.84x = 43,468,355,854.31
  5. Step 5: Solve for x
    x = 43,468,355,854.31/222,275.84
  6. Step 6: Final answer
    x = 195,560.42

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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.