Home / 223,922.50-335,094.90-139,722.30

Finding the Fourth Proportional to 223,922.50, 335,094.90 and 139,722.30

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Solution

The fourth proportional to 223,922.50, 335,094.90 and 139,722.30 is: 209,091.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,922.50 : 335,094.90 = 139,722.30 : x
  2. Step 2: Convert to fraction form
    223,922.50/335,094.90 = 139,722.30/x
  3. Step 3: Cross multiply
    223,922.50x = 335,094.90 × 139,722.30
  4. Step 4: Simplify right side
    223,922.50x = 46,820,230,146.27
  5. Step 5: Solve for x
    x = 46,820,230,146.27/223,922.50
  6. Step 6: Final answer
    x = 209,091.23

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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.