Home / 66,699.27-100,057.34-30,667.10

Finding the Fourth Proportional to 66,699.27, 100,057.34 and 30,667.10

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Solution

The fourth proportional to 66,699.27, 100,057.34 and 30,667.10 is: 46,004.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,699.27 : 100,057.34 = 30,667.10 : x
  2. Step 2: Convert to fraction form
    66,699.27/100,057.34 = 30,667.10/x
  3. Step 3: Cross multiply
    66,699.27x = 100,057.34 × 30,667.10
  4. Step 4: Simplify right side
    66,699.27x = 3,068,467,797.89
  5. Step 5: Solve for x
    x = 3,068,467,797.89/66,699.27
  6. Step 6: Final answer
    x = 46,004.52

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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.