Home / 246,687.20-340,429.28-133,509.92

Finding the Fourth Proportional to 246,687.20, 340,429.28 and 133,509.92

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Solution

The fourth proportional to 246,687.20, 340,429.28 and 133,509.92 is: 184,244.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,687.20 : 340,429.28 = 133,509.92 : x
  2. Step 2: Convert to fraction form
    246,687.20/340,429.28 = 133,509.92/x
  3. Step 3: Cross multiply
    246,687.20x = 340,429.28 × 133,509.92
  4. Step 4: Simplify right side
    246,687.20x = 45,450,685,938.46
  5. Step 5: Solve for x
    x = 45,450,685,938.46/246,687.20
  6. Step 6: Final answer
    x = 184,244.20

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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.