Home / 215,848.20-323,675.10-97,458.60

Finding the Fourth Proportional to 215,848.20, 323,675.10 and 97,458.60

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Solution

The fourth proportional to 215,848.20, 323,675.10 and 97,458.60 is: 146,144.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,848.20 : 323,675.10 = 97,458.60 : x
  2. Step 2: Convert to fraction form
    215,848.20/323,675.10 = 97,458.60/x
  3. Step 3: Cross multiply
    215,848.20x = 323,675.10 × 97,458.60
  4. Step 4: Simplify right side
    215,848.20x = 31,544,922,100.86
  5. Step 5: Solve for x
    x = 31,544,922,100.86/215,848.20
  6. Step 6: Final answer
    x = 146,144.01

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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.