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Finding the Fourth Proportional to 201,175.10, 301,799.10 and 101,083.40

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Solution

The fourth proportional to 201,175.10, 301,799.10 and 101,083.40 is: 151,643.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,175.10 : 301,799.10 = 101,083.40 : x
  2. Step 2: Convert to fraction form
    201,175.10/301,799.10 = 101,083.40/x
  3. Step 3: Cross multiply
    201,175.10x = 301,799.10 × 101,083.40
  4. Step 4: Simplify right side
    201,175.10x = 30,506,879,144.94
  5. Step 5: Solve for x
    x = 30,506,879,144.94/201,175.10
  6. Step 6: Final answer
    x = 151,643.41

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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.