Home / 252,780.89-348,995.40-160,952

Finding the Fourth Proportional to 252,780.89, 348,995.40 and 160,952

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Solution

The fourth proportional to 252,780.89, 348,995.40 and 160,952 is: 222,214.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,780.89 : 348,995.40 = 160,952 : x
  2. Step 2: Convert to fraction form
    252,780.89/348,995.40 = 160,952/x
  3. Step 3: Cross multiply
    252,780.89x = 348,995.40 × 160,952
  4. Step 4: Simplify right side
    252,780.89x = 56,171,507,620.80
  5. Step 5: Solve for x
    x = 56,171,507,620.80/252,780.89
  6. Step 6: Final answer
    x = 222,214.22

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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.