Home / 212,286.98-292,956.02-116,791.62

Finding the Fourth Proportional to 212,286.98, 292,956.02 and 116,791.62

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Solution

The fourth proportional to 212,286.98, 292,956.02 and 116,791.62 is: 161,172.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,286.98 : 292,956.02 = 116,791.62 : x
  2. Step 2: Convert to fraction form
    212,286.98/292,956.02 = 116,791.62/x
  3. Step 3: Cross multiply
    212,286.98x = 292,956.02 × 116,791.62
  4. Step 4: Simplify right side
    212,286.98x = 34,214,808,164.55
  5. Step 5: Solve for x
    x = 34,214,808,164.55/212,286.98
  6. Step 6: Final answer
    x = 161,172.43

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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.