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Finding the Fourth Proportional to 246,980.22, 340,832.72 and 133,802.97

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Solution

The fourth proportional to 246,980.22, 340,832.72 and 133,802.97 is: 184,648.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,980.22 : 340,832.72 = 133,802.97 : x
  2. Step 2: Convert to fraction form
    246,980.22/340,832.72 = 133,802.97/x
  3. Step 3: Cross multiply
    246,980.22x = 340,832.72 × 133,802.97
  4. Step 4: Simplify right side
    246,980.22x = 45,604,429,540.16
  5. Step 5: Solve for x
    x = 45,604,429,540.16/246,980.22
  6. Step 6: Final answer
    x = 184,648.10

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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.