Home / 246,948.64-340,788-133,771.68

Finding the Fourth Proportional to 246,948.64, 340,788 and 133,771.68

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Solution

The fourth proportional to 246,948.64, 340,788 and 133,771.68 is: 184,604.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,948.64 : 340,788 = 133,771.68 : x
  2. Step 2: Convert to fraction form
    246,948.64/340,788 = 133,771.68/x
  3. Step 3: Cross multiply
    246,948.64x = 340,788 × 133,771.68
  4. Step 4: Simplify right side
    246,948.64x = 45,587,783,283.84
  5. Step 5: Solve for x
    x = 45,587,783,283.84/246,948.64
  6. Step 6: Final answer
    x = 184,604.31

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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.