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Finding the Fourth Proportional to 246,491.64, 340,158.69 and 133,314.39

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Solution

The fourth proportional to 246,491.64, 340,158.69 and 133,314.39 is: 183,973.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,491.64 : 340,158.69 = 133,314.39 : x
  2. Step 2: Convert to fraction form
    246,491.64/340,158.69 = 133,314.39/x
  3. Step 3: Cross multiply
    246,491.64x = 340,158.69 × 133,314.39
  4. Step 4: Simplify right side
    246,491.64x = 45,348,048,260.55
  5. Step 5: Solve for x
    x = 45,348,048,260.55/246,491.64
  6. Step 6: Final answer
    x = 183,973.98

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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.