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Finding the Fourth Proportional to 223,967.98, 335,999.22 and 74,199.70

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Solution

The fourth proportional to 223,967.98, 335,999.22 and 74,199.70 is: 111,315.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,967.98 : 335,999.22 = 74,199.70 : x
  2. Step 2: Convert to fraction form
    223,967.98/335,999.22 = 74,199.70/x
  3. Step 3: Cross multiply
    223,967.98x = 335,999.22 × 74,199.70
  4. Step 4: Simplify right side
    223,967.98x = 24,931,041,324.23
  5. Step 5: Solve for x
    x = 24,931,041,324.23/223,967.98
  6. Step 6: Final answer
    x = 111,315.20

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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.