Home / 222,216.04-306,655.84-120,239.25

Finding the Fourth Proportional to 222,216.04, 306,655.84 and 120,239.25

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Solution

The fourth proportional to 222,216.04, 306,655.84 and 120,239.25 is: 165,928.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,216.04 : 306,655.84 = 120,239.25 : x
  2. Step 2: Convert to fraction form
    222,216.04/306,655.84 = 120,239.25/x
  3. Step 3: Cross multiply
    222,216.04x = 306,655.84 × 120,239.25
  4. Step 4: Simplify right side
    222,216.04x = 36,872,068,209.72
  5. Step 5: Solve for x
    x = 36,872,068,209.72/222,216.04
  6. Step 6: Final answer
    x = 165,928.92

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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.