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Finding the Fourth Proportional to 233,165.15, 349,808.85 and 73,234.63

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Solution

The fourth proportional to 233,165.15, 349,808.85 and 73,234.63 is: 109,871.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,165.15 : 349,808.85 = 73,234.63 : x
  2. Step 2: Convert to fraction form
    233,165.15/349,808.85 = 73,234.63/x
  3. Step 3: Cross multiply
    233,165.15x = 349,808.85 × 73,234.63
  4. Step 4: Simplify right side
    233,165.15x = 25,618,119,585.26
  5. Step 5: Solve for x
    x = 25,618,119,585.26/233,165.15
  6. Step 6: Final answer
    x = 109,871.13

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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.