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Finding the Fourth Proportional to 254,858.04, 351,662.70 and 141,677.88

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Solution

The fourth proportional to 254,858.04, 351,662.70 and 141,677.88 is: 195,492.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,858.04 : 351,662.70 = 141,677.88 : x
  2. Step 2: Convert to fraction form
    254,858.04/351,662.70 = 141,677.88/x
  3. Step 3: Cross multiply
    254,858.04x = 351,662.70 × 141,677.88
  4. Step 4: Simplify right side
    254,858.04x = 49,822,825,811.08
  5. Step 5: Solve for x
    x = 49,822,825,811.08/254,858.04
  6. Step 6: Final answer
    x = 195,492.46

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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.