Home / 147,743.73-205,262.82-145,972.26

Finding the Fourth Proportional to 147,743.73, 205,262.82 and 145,972.26

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Solution

The fourth proportional to 147,743.73, 205,262.82 and 145,972.26 is: 202,801.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,743.73 : 205,262.82 = 145,972.26 : x
  2. Step 2: Convert to fraction form
    147,743.73/205,262.82 = 145,972.26/x
  3. Step 3: Cross multiply
    147,743.73x = 205,262.82 × 145,972.26
  4. Step 4: Simplify right side
    147,743.73x = 29,962,677,729.37
  5. Step 5: Solve for x
    x = 29,962,677,729.37/147,743.73
  6. Step 6: Final answer
    x = 202,801.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.