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Finding the Fourth Proportional to 212,833.67, 293,723.70 and 117,340.22

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Solution

The fourth proportional to 212,833.67, 293,723.70 and 117,340.22 is: 161,936.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,833.67 : 293,723.70 = 117,340.22 : x
  2. Step 2: Convert to fraction form
    212,833.67/293,723.70 = 117,340.22/x
  3. Step 3: Cross multiply
    212,833.67x = 293,723.70 × 117,340.22
  4. Step 4: Simplify right side
    212,833.67x = 34,465,603,577.21
  5. Step 5: Solve for x
    x = 34,465,603,577.21/212,833.67
  6. Step 6: Final answer
    x = 161,936.80

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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.