Home / 147,084.14-202,996.83-85,850.42

Finding the Fourth Proportional to 147,084.14, 202,996.83 and 85,850.42

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Solution

The fourth proportional to 147,084.14, 202,996.83 and 85,850.42 is: 118,485.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,084.14 : 202,996.83 = 85,850.42 : x
  2. Step 2: Convert to fraction form
    147,084.14/202,996.83 = 85,850.42/x
  3. Step 3: Cross multiply
    147,084.14x = 202,996.83 × 85,850.42
  4. Step 4: Simplify right side
    147,084.14x = 17,427,362,099.18
  5. Step 5: Solve for x
    x = 17,427,362,099.18/147,084.14
  6. Step 6: Final answer
    x = 118,485.67

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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.