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Finding the Fourth Proportional to 220,059.84, 303,682.32 and 119,457.84

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Solution

The fourth proportional to 220,059.84, 303,682.32 and 119,457.84 is: 164,851.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,059.84 : 303,682.32 = 119,457.84 : x
  2. Step 2: Convert to fraction form
    220,059.84/303,682.32 = 119,457.84/x
  3. Step 3: Cross multiply
    220,059.84x = 303,682.32 × 119,457.84
  4. Step 4: Simplify right side
    220,059.84x = 36,277,233,993.39
  5. Step 5: Solve for x
    x = 36,277,233,993.39/220,059.84
  6. Step 6: Final answer
    x = 164,851.68

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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.