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Finding the Fourth Proportional to 212,633.84, 293,751.96 and 171,736.94

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Solution

The fourth proportional to 212,633.84, 293,751.96 and 171,736.94 is: 237,253.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,633.84 : 293,751.96 = 171,736.94 : x
  2. Step 2: Convert to fraction form
    212,633.84/293,751.96 = 171,736.94/x
  3. Step 3: Cross multiply
    212,633.84x = 293,751.96 × 171,736.94
  4. Step 4: Simplify right side
    212,633.84x = 50,448,062,729.40
  5. Step 5: Solve for x
    x = 50,448,062,729.40/212,633.84
  6. Step 6: Final answer
    x = 237,253.22

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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.