Home / 246,665.96-340,399.30-133,488.72

Finding the Fourth Proportional to 246,665.96, 340,399.30 and 133,488.72

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Solution

The fourth proportional to 246,665.96, 340,399.30 and 133,488.72 is: 184,214.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,665.96 : 340,399.30 = 133,488.72 : x
  2. Step 2: Convert to fraction form
    246,665.96/340,399.30 = 133,488.72/x
  3. Step 3: Cross multiply
    246,665.96x = 340,399.30 × 133,488.72
  4. Step 4: Simplify right side
    246,665.96x = 45,439,466,845.90
  5. Step 5: Solve for x
    x = 45,439,466,845.90/246,665.96
  6. Step 6: Final answer
    x = 184,214.58

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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.