Home / 220,699.41-331,047.53-146,153.24

Finding the Fourth Proportional to 220,699.41, 331,047.53 and 146,153.24

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Solution

The fourth proportional to 220,699.41, 331,047.53 and 146,153.24 is: 219,228.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,699.41 : 331,047.53 = 146,153.24 : x
  2. Step 2: Convert to fraction form
    220,699.41/331,047.53 = 146,153.24/x
  3. Step 3: Cross multiply
    220,699.41x = 331,047.53 × 146,153.24
  4. Step 4: Simplify right side
    220,699.41x = 48,383,666,717.49
  5. Step 5: Solve for x
    x = 48,383,666,717.49/220,699.41
  6. Step 6: Final answer
    x = 219,228.80

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1.5x scale

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.