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Finding the Fourth Proportional to 188,449.77, 282,673.22 and 48,208.17

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Solution

The fourth proportional to 188,449.77, 282,673.22 and 48,208.17 is: 72,311.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,449.77 : 282,673.22 = 48,208.17 : x
  2. Step 2: Convert to fraction form
    188,449.77/282,673.22 = 48,208.17/x
  3. Step 3: Cross multiply
    188,449.77x = 282,673.22 × 48,208.17
  4. Step 4: Simplify right side
    188,449.77x = 13,627,158,403.17
  5. Step 5: Solve for x
    x = 13,627,158,403.17/188,449.77
  6. Step 6: Final answer
    x = 72,311.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.