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Finding the Fourth Proportional to 335,069.93, 502,854.08 and 135,392.04

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Solution

The fourth proportional to 335,069.93, 502,854.08 and 135,392.04 is: 203,188.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,069.93 : 502,854.08 = 135,392.04 : x
  2. Step 2: Convert to fraction form
    335,069.93/502,854.08 = 135,392.04/x
  3. Step 3: Cross multiply
    335,069.93x = 502,854.08 × 135,392.04
  4. Step 4: Simplify right side
    335,069.93x = 68,082,439,713.52
  5. Step 5: Solve for x
    x = 68,082,439,713.52/335,069.93
  6. Step 6: Final answer
    x = 203,188.75

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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.