Home / 229,730.50-344,595.78-71,971.26

Finding the Fourth Proportional to 229,730.50, 344,595.78 and 71,971.26

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Solution

The fourth proportional to 229,730.50, 344,595.78 and 71,971.26 is: 107,956.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,730.50 : 344,595.78 = 71,971.26 : x
  2. Step 2: Convert to fraction form
    229,730.50/344,595.78 = 71,971.26/x
  3. Step 3: Cross multiply
    229,730.50x = 344,595.78 × 71,971.26
  4. Step 4: Simplify right side
    229,730.50x = 24,800,992,477.28
  5. Step 5: Solve for x
    x = 24,800,992,477.28/229,730.50
  6. Step 6: Final answer
    x = 107,956.90

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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.