Home / 236,743.40-355,115.10-148,269.80

Finding the Fourth Proportional to 236,743.40, 355,115.10 and 148,269.80

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Solution

The fourth proportional to 236,743.40, 355,115.10 and 148,269.80 is: 222,404.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,743.40 : 355,115.10 = 148,269.80 : x
  2. Step 2: Convert to fraction form
    236,743.40/355,115.10 = 148,269.80/x
  3. Step 3: Cross multiply
    236,743.40x = 355,115.10 × 148,269.80
  4. Step 4: Simplify right side
    236,743.40x = 52,652,844,853.98
  5. Step 5: Solve for x
    x = 52,652,844,853.98/236,743.40
  6. Step 6: Final answer
    x = 222,404.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.