Home / 212,755.29-293,604.35-117,265.65

Finding the Fourth Proportional to 212,755.29, 293,604.35 and 117,265.65

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Solution

The fourth proportional to 212,755.29, 293,604.35 and 117,265.65 is: 161,827.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,755.29 : 293,604.35 = 117,265.65 : x
  2. Step 2: Convert to fraction form
    212,755.29/293,604.35 = 117,265.65/x
  3. Step 3: Cross multiply
    212,755.29x = 293,604.35 × 117,265.65
  4. Step 4: Simplify right side
    212,755.29x = 34,429,704,359.25
  5. Step 5: Solve for x
    x = 34,429,704,359.25/212,755.29
  6. Step 6: Final answer
    x = 161,827.72

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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.