Home / 246,690.14-340,432.38-133,512.89

Finding the Fourth Proportional to 246,690.14, 340,432.38 and 133,512.89

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Solution

The fourth proportional to 246,690.14, 340,432.38 and 133,512.89 is: 184,247.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,690.14 : 340,432.38 = 133,512.89 : x
  2. Step 2: Convert to fraction form
    246,690.14/340,432.38 = 133,512.89/x
  3. Step 3: Cross multiply
    246,690.14x = 340,432.38 × 133,512.89
  4. Step 4: Simplify right side
    246,690.14x = 45,452,109,201.22
  5. Step 5: Solve for x
    x = 45,452,109,201.22/246,690.14
  6. Step 6: Final answer
    x = 184,247.78

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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.