Home / 229,764.60-344,647.08-72,005.31

Finding the Fourth Proportional to 229,764.60, 344,647.08 and 72,005.31

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Solution

The fourth proportional to 229,764.60, 344,647.08 and 72,005.31 is: 108,008.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,764.60 : 344,647.08 = 72,005.31 : x
  2. Step 2: Convert to fraction form
    229,764.60/344,647.08 = 72,005.31/x
  3. Step 3: Cross multiply
    229,764.60x = 344,647.08 × 72,005.31
  4. Step 4: Simplify right side
    229,764.60x = 24,816,419,835.99
  5. Step 5: Solve for x
    x = 24,816,419,835.99/229,764.60
  6. Step 6: Final answer
    x = 108,008.02

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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.