Home / 223,715.60-335,091.96-105,209.36

Finding the Fourth Proportional to 223,715.60, 335,091.96 and 105,209.36

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Solution

The fourth proportional to 223,715.60, 335,091.96 and 105,209.36 is: 157,587.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,715.60 : 335,091.96 = 105,209.36 : x
  2. Step 2: Convert to fraction form
    223,715.60/335,091.96 = 105,209.36/x
  3. Step 3: Cross multiply
    223,715.60x = 335,091.96 × 105,209.36
  4. Step 4: Simplify right side
    223,715.60x = 35,254,810,652.75
  5. Step 5: Solve for x
    x = 35,254,810,652.75/223,715.60
  6. Step 6: Final answer
    x = 157,587.63

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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.