Home / 331,161.48-496,777.77-141,641.53

Finding the Fourth Proportional to 331,161.48, 496,777.77 and 141,641.53

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Solution

The fourth proportional to 331,161.48, 496,777.77 and 141,641.53 is: 212,477.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,161.48 : 496,777.77 = 141,641.53 : x
  2. Step 2: Convert to fraction form
    331,161.48/496,777.77 = 141,641.53/x
  3. Step 3: Cross multiply
    331,161.48x = 496,777.77 × 141,641.53
  4. Step 4: Simplify right side
    331,161.48x = 70,364,362,170.84
  5. Step 5: Solve for x
    x = 70,364,362,170.84/331,161.48
  6. Step 6: Final answer
    x = 212,477.50

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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.