Home / 229,793.04-317,107.68-139,202.64

Finding the Fourth Proportional to 229,793.04, 317,107.68 and 139,202.64

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Solution

The fourth proportional to 229,793.04, 317,107.68 and 139,202.64 is: 192,095.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,793.04 : 317,107.68 = 139,202.64 : x
  2. Step 2: Convert to fraction form
    229,793.04/317,107.68 = 139,202.64/x
  3. Step 3: Cross multiply
    229,793.04x = 317,107.68 × 139,202.64
  4. Step 4: Simplify right side
    229,793.04x = 44,142,226,220.28
  5. Step 5: Solve for x
    x = 44,142,226,220.28/229,793.04
  6. Step 6: Final answer
    x = 192,095.58

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1.5x scale

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.