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Finding the Fourth Proportional to 223,220.81, 334,879.72 and 73,476.32

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Solution

The fourth proportional to 223,220.81, 334,879.72 and 73,476.32 is: 110,230.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,220.81 : 334,879.72 = 73,476.32 : x
  2. Step 2: Convert to fraction form
    223,220.81/334,879.72 = 73,476.32/x
  3. Step 3: Cross multiply
    223,220.81x = 334,879.72 × 73,476.32
  4. Step 4: Simplify right side
    223,220.81x = 24,605,727,610.14
  5. Step 5: Solve for x
    x = 24,605,727,610.14/223,220.81
  6. Step 6: Final answer
    x = 110,230.44

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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.