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Finding the Fourth Proportional to 241,247.51, 332,915.13 and 139,269.52

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Solution

The fourth proportional to 241,247.51, 332,915.13 and 139,269.52 is: 192,188.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,247.51 : 332,915.13 = 139,269.52 : x
  2. Step 2: Convert to fraction form
    241,247.51/332,915.13 = 139,269.52/x
  3. Step 3: Cross multiply
    241,247.51x = 332,915.13 × 139,269.52
  4. Step 4: Simplify right side
    241,247.51x = 46,364,929,523.55
  5. Step 5: Solve for x
    x = 46,364,929,523.55/241,247.51
  6. Step 6: Final answer
    x = 192,188.22

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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.