Home / 222,080.27-306,329.67-145,604.32

Finding the Fourth Proportional to 222,080.27, 306,329.67 and 145,604.32

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Solution

The fourth proportional to 222,080.27, 306,329.67 and 145,604.32 is: 200,841.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,080.27 : 306,329.67 = 145,604.32 : x
  2. Step 2: Convert to fraction form
    222,080.27/306,329.67 = 145,604.32/x
  3. Step 3: Cross multiply
    222,080.27x = 306,329.67 × 145,604.32
  4. Step 4: Simplify right side
    222,080.27x = 44,602,922,530.35
  5. Step 5: Solve for x
    x = 44,602,922,530.35/222,080.27
  6. Step 6: Final answer
    x = 200,841.45

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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.