Home / 146,670.93-202,389.14-82,131.20

Finding the Fourth Proportional to 146,670.93, 202,389.14 and 82,131.20

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Solution

The fourth proportional to 146,670.93, 202,389.14 and 82,131.20 is: 113,331.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,670.93 : 202,389.14 = 82,131.20 : x
  2. Step 2: Convert to fraction form
    146,670.93/202,389.14 = 82,131.20/x
  3. Step 3: Cross multiply
    146,670.93x = 202,389.14 × 82,131.20
  4. Step 4: Simplify right side
    146,670.93x = 16,622,461,512.57
  5. Step 5: Solve for x
    x = 16,622,461,512.57/146,670.93
  6. Step 6: Final answer
    x = 113,331.67

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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.