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Finding the Fourth Proportional to 212,843.03, 293,717.76 and 117,347.27

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Solution

The fourth proportional to 212,843.03, 293,717.76 and 117,347.27 is: 161,936.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,843.03 : 293,717.76 = 117,347.27 : x
  2. Step 2: Convert to fraction form
    212,843.03/293,717.76 = 117,347.27/x
  3. Step 3: Cross multiply
    212,843.03x = 293,717.76 × 117,347.27
  4. Step 4: Simplify right side
    212,843.03x = 34,466,977,286.52
  5. Step 5: Solve for x
    x = 34,466,977,286.52/212,843.03
  6. Step 6: Final answer
    x = 161,936.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.