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Finding the Fourth Proportional to 246,510.88, 340,183.53 and 137,608.88

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Solution

The fourth proportional to 246,510.88, 340,183.53 and 137,608.88 is: 189,899.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,510.88 : 340,183.53 = 137,608.88 : x
  2. Step 2: Convert to fraction form
    246,510.88/340,183.53 = 137,608.88/x
  3. Step 3: Cross multiply
    246,510.88x = 340,183.53 × 137,608.88
  4. Step 4: Simplify right side
    246,510.88x = 46,812,272,856.83
  5. Step 5: Solve for x
    x = 46,812,272,856.83/246,510.88
  6. Step 6: Final answer
    x = 189,899.42

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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.