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Finding the Fourth Proportional to 252,779.89, 348,994.02 and 160,951

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Solution

The fourth proportional to 252,779.89, 348,994.02 and 160,951 is: 222,212.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,779.89 : 348,994.02 = 160,951 : x
  2. Step 2: Convert to fraction form
    252,779.89/348,994.02 = 160,951/x
  3. Step 3: Cross multiply
    252,779.89x = 348,994.02 × 160,951
  4. Step 4: Simplify right side
    252,779.89x = 56,170,936,513.02
  5. Step 5: Solve for x
    x = 56,170,936,513.02/252,779.89
  6. Step 6: Final answer
    x = 222,212.84

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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.