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Finding the Fourth Proportional to 223,485.06, 335,006.16 and 104,944.20

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Solution

The fourth proportional to 223,485.06, 335,006.16 and 104,944.20 is: 157,312.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,485.06 : 335,006.16 = 104,944.20 : x
  2. Step 2: Convert to fraction form
    223,485.06/335,006.16 = 104,944.20/x
  3. Step 3: Cross multiply
    223,485.06x = 335,006.16 × 104,944.20
  4. Step 4: Simplify right side
    223,485.06x = 35,156,953,456.27
  5. Step 5: Solve for x
    x = 35,156,953,456.27/223,485.06
  6. Step 6: Final answer
    x = 157,312.32

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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.