Home / 229,909.90-317,095.92-149,363.37

Finding the Fourth Proportional to 229,909.90, 317,095.92 and 149,363.37

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Solution

The fourth proportional to 229,909.90, 317,095.92 and 149,363.37 is: 206,004.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,909.90 : 317,095.92 = 149,363.37 : x
  2. Step 2: Convert to fraction form
    229,909.90/317,095.92 = 149,363.37/x
  3. Step 3: Cross multiply
    229,909.90x = 317,095.92 × 149,363.37
  4. Step 4: Simplify right side
    229,909.90x = 47,362,515,224.45
  5. Step 5: Solve for x
    x = 47,362,515,224.45/229,909.90
  6. Step 6: Final answer
    x = 206,004.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.