Home / 246,609.10-340,320.52-133,431.86

Finding the Fourth Proportional to 246,609.10, 340,320.52 and 133,431.86

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Solution

The fourth proportional to 246,609.10, 340,320.52 and 133,431.86 is: 184,135.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,609.10 : 340,320.52 = 133,431.86 : x
  2. Step 2: Convert to fraction form
    246,609.10/340,320.52 = 133,431.86/x
  3. Step 3: Cross multiply
    246,609.10x = 340,320.52 × 133,431.86
  4. Step 4: Simplify right side
    246,609.10x = 45,409,599,979.77
  5. Step 5: Solve for x
    x = 45,409,599,979.77/246,609.10
  6. Step 6: Final answer
    x = 184,135.95

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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.