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Finding the Fourth Proportional to 134,065.90, 201,092.46 and 45,322.90

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Solution

The fourth proportional to 134,065.90, 201,092.46 and 45,322.90 is: 67,982.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,065.90 : 201,092.46 = 45,322.90 : x
  2. Step 2: Convert to fraction form
    134,065.90/201,092.46 = 45,322.90/x
  3. Step 3: Cross multiply
    134,065.90x = 201,092.46 × 45,322.90
  4. Step 4: Simplify right side
    134,065.90x = 9,114,093,455.33
  5. Step 5: Solve for x
    x = 9,114,093,455.33/134,065.90
  6. Step 6: Final answer
    x = 67,982.19

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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.