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Finding the Fourth Proportional to 254,158.44, 350,750.10 and 140,981.16

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Solution

The fourth proportional to 254,158.44, 350,750.10 and 140,981.16 is: 194,560.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,158.44 : 350,750.10 = 140,981.16 : x
  2. Step 2: Convert to fraction form
    254,158.44/350,750.10 = 140,981.16/x
  3. Step 3: Cross multiply
    254,158.44x = 350,750.10 × 140,981.16
  4. Step 4: Simplify right side
    254,158.44x = 49,449,155,968.12
  5. Step 5: Solve for x
    x = 49,449,155,968.12/254,158.44
  6. Step 6: Final answer
    x = 194,560.35

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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.