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Finding the Fourth Proportional to 254,019, 350,558.37 and 140,841.75

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Solution

The fourth proportional to 254,019, 350,558.37 and 140,841.75 is: 194,368.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,019 : 350,558.37 = 140,841.75 : x
  2. Step 2: Convert to fraction form
    254,019/350,558.37 = 140,841.75/x
  3. Step 3: Cross multiply
    254,019x = 350,558.37 × 140,841.75
  4. Step 4: Simplify right side
    254,019x = 49,373,254,307.95
  5. Step 5: Solve for x
    x = 49,373,254,307.95/254,019
  6. Step 6: Final answer
    x = 194,368.35

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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.