Home / 212,249.10-292,902.12-116,753.70

Finding the Fourth Proportional to 212,249.10, 292,902.12 and 116,753.70

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Solution

The fourth proportional to 212,249.10, 292,902.12 and 116,753.70 is: 161,119.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,249.10 : 292,902.12 = 116,753.70 : x
  2. Step 2: Convert to fraction form
    212,249.10/292,902.12 = 116,753.70/x
  3. Step 3: Cross multiply
    212,249.10x = 292,902.12 × 116,753.70
  4. Step 4: Simplify right side
    212,249.10x = 34,197,406,247.84
  5. Step 5: Solve for x
    x = 34,197,406,247.84/212,249.10
  6. Step 6: Final answer
    x = 161,119.20

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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.