Home / 212,916.39-293,824.88-116,120.40

Finding the Fourth Proportional to 212,916.39, 293,824.88 and 116,120.40

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Solution

The fourth proportional to 212,916.39, 293,824.88 and 116,120.40 is: 160,246.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,916.39 : 293,824.88 = 116,120.40 : x
  2. Step 2: Convert to fraction form
    212,916.39/293,824.88 = 116,120.40/x
  3. Step 3: Cross multiply
    212,916.39x = 293,824.88 × 116,120.40
  4. Step 4: Simplify right side
    212,916.39x = 34,119,061,348.56
  5. Step 5: Solve for x
    x = 34,119,061,348.56/212,916.39
  6. Step 6: Final answer
    x = 160,246.29

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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.