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Finding the Fourth Proportional to 254,552.76, 351,277.74 and 141,371.64

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Solution

The fourth proportional to 254,552.76, 351,277.74 and 141,371.64 is: 195,090.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,552.76 : 351,277.74 = 141,371.64 : x
  2. Step 2: Convert to fraction form
    254,552.76/351,277.74 = 141,371.64/x
  3. Step 3: Cross multiply
    254,552.76x = 351,277.74 × 141,371.64
  4. Step 4: Simplify right side
    254,552.76x = 49,660,710,199.29
  5. Step 5: Solve for x
    x = 49,660,710,199.29/254,552.76
  6. Step 6: Final answer
    x = 195,090.05

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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.