Home / 220,290.80-303,997.56-119,688.08

Finding the Fourth Proportional to 220,290.80, 303,997.56 and 119,688.08

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Solution

The fourth proportional to 220,290.80, 303,997.56 and 119,688.08 is: 165,167.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,290.80 : 303,997.56 = 119,688.08 : x
  2. Step 2: Convert to fraction form
    220,290.80/303,997.56 = 119,688.08/x
  3. Step 3: Cross multiply
    220,290.80x = 303,997.56 × 119,688.08
  4. Step 4: Simplify right side
    220,290.80x = 36,384,884,281.08
  5. Step 5: Solve for x
    x = 36,384,884,281.08/220,290.80
  6. Step 6: Final answer
    x = 165,167.52

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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.