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Finding the Fourth Proportional to 188,192.82, 282,074.48 and 75,801.07

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Solution

The fourth proportional to 188,192.82, 282,074.48 and 75,801.07 is: 113,615.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,192.82 : 282,074.48 = 75,801.07 : x
  2. Step 2: Convert to fraction form
    188,192.82/282,074.48 = 75,801.07/x
  3. Step 3: Cross multiply
    188,192.82x = 282,074.48 × 75,801.07
  4. Step 4: Simplify right side
    188,192.82x = 21,381,547,403.69
  5. Step 5: Solve for x
    x = 21,381,547,403.69/188,192.82
  6. Step 6: Final answer
    x = 113,615.11

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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.