Home / 212,265.10-292,919.71-116,771.82

Finding the Fourth Proportional to 212,265.10, 292,919.71 and 116,771.82

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Solution

The fourth proportional to 212,265.10, 292,919.71 and 116,771.82 is: 161,141.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,265.10 : 292,919.71 = 116,771.82 : x
  2. Step 2: Convert to fraction form
    212,265.10/292,919.71 = 116,771.82/x
  3. Step 3: Cross multiply
    212,265.10x = 292,919.71 × 116,771.82
  4. Step 4: Simplify right side
    212,265.10x = 34,204,767,650.57
  5. Step 5: Solve for x
    x = 34,204,767,650.57/212,265.10
  6. Step 6: Final answer
    x = 161,141.74

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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.