Home / 133,934.10-200,820.96-45,185.64

Finding the Fourth Proportional to 133,934.10, 200,820.96 and 45,185.64

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Solution

The fourth proportional to 133,934.10, 200,820.96 and 45,185.64 is: 67,751.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,934.10 : 200,820.96 = 45,185.64 : x
  2. Step 2: Convert to fraction form
    133,934.10/200,820.96 = 45,185.64/x
  3. Step 3: Cross multiply
    133,934.10x = 200,820.96 × 45,185.64
  4. Step 4: Simplify right side
    133,934.10x = 9,074,223,603.01
  5. Step 5: Solve for x
    x = 9,074,223,603.01/133,934.10
  6. Step 6: Final answer
    x = 67,751.41

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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.