Home / 45,850.40-68,775.60-34,186.40

Finding the Fourth Proportional to 45,850.40, 68,775.60 and 34,186.40

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Solution

The fourth proportional to 45,850.40, 68,775.60 and 34,186.40 is: 51,279.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,850.40 : 68,775.60 = 34,186.40 : x
  2. Step 2: Convert to fraction form
    45,850.40/68,775.60 = 34,186.40/x
  3. Step 3: Cross multiply
    45,850.40x = 68,775.60 × 34,186.40
  4. Step 4: Simplify right side
    45,850.40x = 2,351,190,171.84
  5. Step 5: Solve for x
    x = 2,351,190,171.84/45,850.40
  6. Step 6: Final answer
    x = 51,279.60

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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.