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Finding the Fourth Proportional to 240,883.86, 332,466.22 and 138,975.12

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Solution

The fourth proportional to 240,883.86, 332,466.22 and 138,975.12 is: 191,812.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,883.86 : 332,466.22 = 138,975.12 : x
  2. Step 2: Convert to fraction form
    240,883.86/332,466.22 = 138,975.12/x
  3. Step 3: Cross multiply
    240,883.86x = 332,466.22 × 138,975.12
  4. Step 4: Simplify right side
    240,883.86x = 46,204,532,820.45
  5. Step 5: Solve for x
    x = 46,204,532,820.45/240,883.86
  6. Step 6: Final answer
    x = 191,812.49

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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.