Home / 219,969.60-303,558.04-119,367.60

Finding the Fourth Proportional to 219,969.60, 303,558.04 and 119,367.60

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Solution

The fourth proportional to 219,969.60, 303,558.04 and 119,367.60 is: 164,727.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,969.60 : 303,558.04 = 119,367.60 : x
  2. Step 2: Convert to fraction form
    219,969.60/303,558.04 = 119,367.60/x
  3. Step 3: Cross multiply
    219,969.60x = 303,558.04 × 119,367.60
  4. Step 4: Simplify right side
    219,969.60x = 36,234,994,695.50
  5. Step 5: Solve for x
    x = 36,234,994,695.50/219,969.60
  6. Step 6: Final answer
    x = 164,727.28

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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.