Home / 161,956.32-223,610-104,734.08

Finding the Fourth Proportional to 161,956.32, 223,610 and 104,734.08

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Solution

The fourth proportional to 161,956.32, 223,610 and 104,734.08 is: 144,604.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,956.32 : 223,610 = 104,734.08 : x
  2. Step 2: Convert to fraction form
    161,956.32/223,610 = 104,734.08/x
  3. Step 3: Cross multiply
    161,956.32x = 223,610 × 104,734.08
  4. Step 4: Simplify right side
    161,956.32x = 23,419,587,628.80
  5. Step 5: Solve for x
    x = 23,419,587,628.80/161,956.32
  6. Step 6: Final answer
    x = 144,604.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.