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Finding the Fourth Proportional to 235,688.04, 353,537.58 and 67,223.46

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Solution

The fourth proportional to 235,688.04, 353,537.58 and 67,223.46 is: 100,836.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,688.04 : 353,537.58 = 67,223.46 : x
  2. Step 2: Convert to fraction form
    235,688.04/353,537.58 = 67,223.46/x
  3. Step 3: Cross multiply
    235,688.04x = 353,537.58 × 67,223.46
  4. Step 4: Simplify right side
    235,688.04x = 23,766,019,367.63
  5. Step 5: Solve for x
    x = 23,766,019,367.63/235,688.04
  6. Step 6: Final answer
    x = 100,836.76

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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.