Home / 223,461.12-335,226.24-105,144.96

Finding the Fourth Proportional to 223,461.12, 335,226.24 and 105,144.96

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Solution

The fourth proportional to 223,461.12, 335,226.24 and 105,144.96 is: 157,733.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,461.12 : 335,226.24 = 105,144.96 : x
  2. Step 2: Convert to fraction form
    223,461.12/335,226.24 = 105,144.96/x
  3. Step 3: Cross multiply
    223,461.12x = 335,226.24 × 105,144.96
  4. Step 4: Simplify right side
    223,461.12x = 35,247,349,595.75
  5. Step 5: Solve for x
    x = 35,247,349,595.75/223,461.12
  6. Step 6: Final answer
    x = 157,733.70

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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.