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Finding the Fourth Proportional to 235,231.08, 352,853.10 and 57,737.40

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Solution

The fourth proportional to 235,231.08, 352,853.10 and 57,737.40 is: 86,607.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,231.08 : 352,853.10 = 57,737.40 : x
  2. Step 2: Convert to fraction form
    235,231.08/352,853.10 = 57,737.40/x
  3. Step 3: Cross multiply
    235,231.08x = 352,853.10 × 57,737.40
  4. Step 4: Simplify right side
    235,231.08x = 20,372,820,575.94
  5. Step 5: Solve for x
    x = 20,372,820,575.94/235,231.08
  6. Step 6: Final answer
    x = 86,607.69

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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.