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Finding the Fourth Proportional to 246,592.90, 340,292.37 and 139,167.46

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Solution

The fourth proportional to 246,592.90, 340,292.37 and 139,167.46 is: 192,047.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,592.90 : 340,292.37 = 139,167.46 : x
  2. Step 2: Convert to fraction form
    246,592.90/340,292.37 = 139,167.46/x
  3. Step 3: Cross multiply
    246,592.90x = 340,292.37 × 139,167.46
  4. Step 4: Simplify right side
    246,592.90x = 47,357,624,790.28
  5. Step 5: Solve for x
    x = 47,357,624,790.28/246,592.90
  6. Step 6: Final answer
    x = 192,047.80

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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.