Home / 229,957.67-344,992.04-72,186.12

Finding the Fourth Proportional to 229,957.67, 344,992.04 and 72,186.12

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Solution

The fourth proportional to 229,957.67, 344,992.04 and 72,186.12 is: 108,296.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,957.67 : 344,992.04 = 72,186.12 : x
  2. Step 2: Convert to fraction form
    229,957.67/344,992.04 = 72,186.12/x
  3. Step 3: Cross multiply
    229,957.67x = 344,992.04 × 72,186.12
  4. Step 4: Simplify right side
    229,957.67x = 24,903,636,437.55
  5. Step 5: Solve for x
    x = 24,903,636,437.55/229,957.67
  6. Step 6: Final answer
    x = 108,296.61

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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.