Home / 212,834.61-293,713.92-117,344.72

Finding the Fourth Proportional to 212,834.61, 293,713.92 and 117,344.72

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Solution

The fourth proportional to 212,834.61, 293,713.92 and 117,344.72 is: 161,936.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,834.61 : 293,713.92 = 117,344.72 : x
  2. Step 2: Convert to fraction form
    212,834.61/293,713.92 = 117,344.72/x
  3. Step 3: Cross multiply
    212,834.61x = 293,713.92 × 117,344.72
  4. Step 4: Simplify right side
    212,834.61x = 34,465,776,233.93
  5. Step 5: Solve for x
    x = 34,465,776,233.93/212,834.61
  6. Step 6: Final answer
    x = 161,936.90

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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.