Home / 252,848.32-348,900.96-139,664.32

Finding the Fourth Proportional to 252,848.32, 348,900.96 and 139,664.32

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Solution

The fourth proportional to 252,848.32, 348,900.96 and 139,664.32 is: 192,720.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,848.32 : 348,900.96 = 139,664.32 : x
  2. Step 2: Convert to fraction form
    252,848.32/348,900.96 = 139,664.32/x
  3. Step 3: Cross multiply
    252,848.32x = 348,900.96 × 139,664.32
  4. Step 4: Simplify right side
    252,848.32x = 48,729,015,325.75
  5. Step 5: Solve for x
    x = 48,729,015,325.75/252,848.32
  6. Step 6: Final answer
    x = 192,720.34

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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.