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Finding the Fourth Proportional to 293,877.48, 440,570.46 and 136,219.08

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Solution

The fourth proportional to 293,877.48, 440,570.46 and 136,219.08 is: 204,214.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,877.48 : 440,570.46 = 136,219.08 : x
  2. Step 2: Convert to fraction form
    293,877.48/440,570.46 = 136,219.08/x
  3. Step 3: Cross multiply
    293,877.48x = 440,570.46 × 136,219.08
  4. Step 4: Simplify right side
    293,877.48x = 60,014,102,736.38
  5. Step 5: Solve for x
    x = 60,014,102,736.38/293,877.48
  6. Step 6: Final answer
    x = 204,214.70

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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.