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Finding the Fourth Proportional to 73,725.70, 101,740.25 and 41,018.85

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Solution

The fourth proportional to 73,725.70, 101,740.25 and 41,018.85 is: 56,605.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,725.70 : 101,740.25 = 41,018.85 : x
  2. Step 2: Convert to fraction form
    73,725.70/101,740.25 = 41,018.85/x
  3. Step 3: Cross multiply
    73,725.70x = 101,740.25 × 41,018.85
  4. Step 4: Simplify right side
    73,725.70x = 4,173,268,308.06
  5. Step 5: Solve for x
    x = 4,173,268,308.06/73,725.70
  6. Step 6: Final answer
    x = 56,605.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.