Home / 236,711.10-355,066.65-68,231.10

Finding the Fourth Proportional to 236,711.10, 355,066.65 and 68,231.10

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Solution

The fourth proportional to 236,711.10, 355,066.65 and 68,231.10 is: 102,346.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,711.10 : 355,066.65 = 68,231.10 : x
  2. Step 2: Convert to fraction form
    236,711.10/355,066.65 = 68,231.10/x
  3. Step 3: Cross multiply
    236,711.10x = 355,066.65 × 68,231.10
  4. Step 4: Simplify right side
    236,711.10x = 24,226,588,102.82
  5. Step 5: Solve for x
    x = 24,226,588,102.82/236,711.10
  6. Step 6: Final answer
    x = 102,346.65

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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.