Home / 222,508.36-333,783-72,749.44

Finding the Fourth Proportional to 222,508.36, 333,783 and 72,749.44

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Solution

The fourth proportional to 222,508.36, 333,783 and 72,749.44 is: 109,130.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,508.36 : 333,783 = 72,749.44 : x
  2. Step 2: Convert to fraction form
    222,508.36/333,783 = 72,749.44/x
  3. Step 3: Cross multiply
    222,508.36x = 333,783 × 72,749.44
  4. Step 4: Simplify right side
    222,508.36x = 24,282,526,331.52
  5. Step 5: Solve for x
    x = 24,282,526,331.52/222,508.36
  6. Step 6: Final answer
    x = 109,130.85

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1.5x scale

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.