Home / 246,570.22-340,269.69-139,141.54

Finding the Fourth Proportional to 246,570.22, 340,269.69 and 139,141.54

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Solution

The fourth proportional to 246,570.22, 340,269.69 and 139,141.54 is: 192,016.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,570.22 : 340,269.69 = 139,141.54 : x
  2. Step 2: Convert to fraction form
    246,570.22/340,269.69 = 139,141.54/x
  3. Step 3: Cross multiply
    246,570.22x = 340,269.69 × 139,141.54
  4. Step 4: Simplify right side
    246,570.22x = 47,345,648,681.92
  5. Step 5: Solve for x
    x = 47,345,648,681.92/246,570.22
  6. Step 6: Final answer
    x = 192,016.90

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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.