Home / 246,631.40-340,408.20-144,689.60

Finding the Fourth Proportional to 246,631.40, 340,408.20 and 144,689.60

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Solution

The fourth proportional to 246,631.40, 340,408.20 and 144,689.60 is: 199,705.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,631.40 : 340,408.20 = 144,689.60 : x
  2. Step 2: Convert to fraction form
    246,631.40/340,408.20 = 144,689.60/x
  3. Step 3: Cross multiply
    246,631.40x = 340,408.20 × 144,689.60
  4. Step 4: Simplify right side
    246,631.40x = 49,253,525,571.27
  5. Step 5: Solve for x
    x = 49,253,525,571.27/246,631.40
  6. Step 6: Final answer
    x = 199,705.01

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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.