Home / 246,609.73-340,314.55-139,189.76

Finding the Fourth Proportional to 246,609.73, 340,314.55 and 139,189.76

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Solution

The fourth proportional to 246,609.73, 340,314.55 and 139,189.76 is: 192,077.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,609.73 : 340,314.55 = 139,189.76 : x
  2. Step 2: Convert to fraction form
    246,609.73/340,314.55 = 139,189.76/x
  3. Step 3: Cross multiply
    246,609.73x = 340,314.55 × 139,189.76
  4. Step 4: Simplify right side
    246,609.73x = 47,368,299,765.64
  5. Step 5: Solve for x
    x = 47,368,299,765.64/246,609.73
  6. Step 6: Final answer
    x = 192,077.98

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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.