Home / 98,846.38-148,247.32-45,487.18

Finding the Fourth Proportional to 98,846.38, 148,247.32 and 45,487.18

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Solution

The fourth proportional to 98,846.38, 148,247.32 and 45,487.18 is: 68,220.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,846.38 : 148,247.32 = 45,487.18 : x
  2. Step 2: Convert to fraction form
    98,846.38/148,247.32 = 45,487.18/x
  3. Step 3: Cross multiply
    98,846.38x = 148,247.32 × 45,487.18
  4. Step 4: Simplify right side
    98,846.38x = 6,743,352,529.36
  5. Step 5: Solve for x
    x = 6,743,352,529.36/98,846.38
  6. Step 6: Final answer
    x = 68,220.53

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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.