Home / 149,516.82-206,325.32-84,977.44

Finding the Fourth Proportional to 149,516.82, 206,325.32 and 84,977.44

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Solution

The fourth proportional to 149,516.82, 206,325.32 and 84,977.44 is: 117,264.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,516.82 : 206,325.32 = 84,977.44 : x
  2. Step 2: Convert to fraction form
    149,516.82/206,325.32 = 84,977.44/x
  3. Step 3: Cross multiply
    149,516.82x = 206,325.32 × 84,977.44
  4. Step 4: Simplify right side
    149,516.82x = 17,532,996,560.08
  5. Step 5: Solve for x
    x = 17,532,996,560.08/149,516.82
  6. Step 6: Final answer
    x = 117,264.38

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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.