Home / 150,003.22-207,045.27-85,506.41

Finding the Fourth Proportional to 150,003.22, 207,045.27 and 85,506.41

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Solution

The fourth proportional to 150,003.22, 207,045.27 and 85,506.41 is: 118,022.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,003.22 : 207,045.27 = 85,506.41 : x
  2. Step 2: Convert to fraction form
    150,003.22/207,045.27 = 85,506.41/x
  3. Step 3: Cross multiply
    150,003.22x = 207,045.27 × 85,506.41
  4. Step 4: Simplify right side
    150,003.22x = 17,703,697,745.18
  5. Step 5: Solve for x
    x = 17,703,697,745.18/150,003.22
  6. Step 6: Final answer
    x = 118,022.12

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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.