Home / 212,244.82-292,905.57-116,758.78

Finding the Fourth Proportional to 212,244.82, 292,905.57 and 116,758.78

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Solution

The fourth proportional to 212,244.82, 292,905.57 and 116,758.78 is: 161,131.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,244.82 : 292,905.57 = 116,758.78 : x
  2. Step 2: Convert to fraction form
    212,244.82/292,905.57 = 116,758.78/x
  3. Step 3: Cross multiply
    212,244.82x = 292,905.57 × 116,758.78
  4. Step 4: Simplify right side
    212,244.82x = 34,199,297,008.40
  5. Step 5: Solve for x
    x = 34,199,297,008.40/212,244.82
  6. Step 6: Final answer
    x = 161,131.36

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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.