Home / 222,977.80-334,507.20-73,176.40

Finding the Fourth Proportional to 222,977.80, 334,507.20 and 73,176.40

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Solution

The fourth proportional to 222,977.80, 334,507.20 and 73,176.40 is: 109,777.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,977.80 : 334,507.20 = 73,176.40 : x
  2. Step 2: Convert to fraction form
    222,977.80/334,507.20 = 73,176.40/x
  3. Step 3: Cross multiply
    222,977.80x = 334,507.20 × 73,176.40
  4. Step 4: Simplify right side
    222,977.80x = 24,478,032,670.08
  5. Step 5: Solve for x
    x = 24,478,032,670.08/222,977.80
  6. Step 6: Final answer
    x = 109,777.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.