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Finding the Fourth Proportional to 254,083.62, 350,623.44 and 140,903.94

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Solution

The fourth proportional to 254,083.62, 350,623.44 and 140,903.94 is: 194,440.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,083.62 : 350,623.44 = 140,903.94 : x
  2. Step 2: Convert to fraction form
    254,083.62/350,623.44 = 140,903.94/x
  3. Step 3: Cross multiply
    254,083.62x = 350,623.44 × 140,903.94
  4. Step 4: Simplify right side
    254,083.62x = 49,404,224,152.35
  5. Step 5: Solve for x
    x = 49,404,224,152.35/254,083.62
  6. Step 6: Final answer
    x = 194,440.81

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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.