Home / 240,571.96-331,984.66-133,142.04

Finding the Fourth Proportional to 240,571.96, 331,984.66 and 133,142.04

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Solution

The fourth proportional to 240,571.96, 331,984.66 and 133,142.04 is: 183,733.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,571.96 : 331,984.66 = 133,142.04 : x
  2. Step 2: Convert to fraction form
    240,571.96/331,984.66 = 133,142.04/x
  3. Step 3: Cross multiply
    240,571.96x = 331,984.66 × 133,142.04
  4. Step 4: Simplify right side
    240,571.96x = 44,201,114,881.11
  5. Step 5: Solve for x
    x = 44,201,114,881.11/240,571.96
  6. Step 6: Final answer
    x = 183,733.44

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1.5x scale

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.