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Finding the Fourth Proportional to 235,529.88, 353,286.46 and 67,051.09

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Solution

The fourth proportional to 235,529.88, 353,286.46 and 67,051.09 is: 100,574.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,529.88 : 353,286.46 = 67,051.09 : x
  2. Step 2: Convert to fraction form
    235,529.88/353,286.46 = 67,051.09/x
  3. Step 3: Cross multiply
    235,529.88x = 353,286.46 × 67,051.09
  4. Step 4: Simplify right side
    235,529.88x = 23,688,242,750.66
  5. Step 5: Solve for x
    x = 23,688,242,750.66/235,529.88
  6. Step 6: Final answer
    x = 100,574.26

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1.5x scale

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.