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Finding the Fourth Proportional to 246,513.71, 340,182.02 and 139,093.74

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Solution

The fourth proportional to 246,513.71, 340,182.02 and 139,093.74 is: 191,945.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,513.71 : 340,182.02 = 139,093.74 : x
  2. Step 2: Convert to fraction form
    246,513.71/340,182.02 = 139,093.74/x
  3. Step 3: Cross multiply
    246,513.71x = 340,182.02 × 139,093.74
  4. Step 4: Simplify right side
    246,513.71x = 47,317,187,046.18
  5. Step 5: Solve for x
    x = 47,317,187,046.18/246,513.71
  6. Step 6: Final answer
    x = 191,945.46

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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.