Home / 220,208.08-303,885.48-119,606.80

Finding the Fourth Proportional to 220,208.08, 303,885.48 and 119,606.80

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Solution

The fourth proportional to 220,208.08, 303,885.48 and 119,606.80 is: 165,056.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,208.08 : 303,885.48 = 119,606.80 : x
  2. Step 2: Convert to fraction form
    220,208.08/303,885.48 = 119,606.80/x
  3. Step 3: Cross multiply
    220,208.08x = 303,885.48 × 119,606.80
  4. Step 4: Simplify right side
    220,208.08x = 36,346,769,829.26
  5. Step 5: Solve for x
    x = 36,346,769,829.26/220,208.08
  6. Step 6: Final answer
    x = 165,056.48

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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.