Home / 215,848.60-323,643.30-110,872.60

Finding the Fourth Proportional to 215,848.60, 323,643.30 and 110,872.60

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Solution

The fourth proportional to 215,848.60, 323,643.30 and 110,872.60 is: 166,242.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,848.60 : 323,643.30 = 110,872.60 : x
  2. Step 2: Convert to fraction form
    215,848.60/323,643.30 = 110,872.60/x
  3. Step 3: Cross multiply
    215,848.60x = 323,643.30 × 110,872.60
  4. Step 4: Simplify right side
    215,848.60x = 35,883,174,143.58
  5. Step 5: Solve for x
    x = 35,883,174,143.58/215,848.60
  6. Step 6: Final answer
    x = 166,242.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.