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Finding the Fourth Proportional to 201,860.10, 302,790.15 and 179,552.70

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Solution

The fourth proportional to 201,860.10, 302,790.15 and 179,552.70 is: 269,329.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,860.10 : 302,790.15 = 179,552.70 : x
  2. Step 2: Convert to fraction form
    201,860.10/302,790.15 = 179,552.70/x
  3. Step 3: Cross multiply
    201,860.10x = 302,790.15 × 179,552.70
  4. Step 4: Simplify right side
    201,860.10x = 54,366,788,965.91
  5. Step 5: Solve for x
    x = 54,366,788,965.91/201,860.10
  6. Step 6: Final answer
    x = 269,329.05

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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.