Home / 149,738.72-224,618.84-47,147.22

Finding the Fourth Proportional to 149,738.72, 224,618.84 and 47,147.22

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Solution

The fourth proportional to 149,738.72, 224,618.84 and 47,147.22 is: 70,724.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,738.72 : 224,618.84 = 47,147.22 : x
  2. Step 2: Convert to fraction form
    149,738.72/224,618.84 = 47,147.22/x
  3. Step 3: Cross multiply
    149,738.72x = 224,618.84 × 47,147.22
  4. Step 4: Simplify right side
    149,738.72x = 10,590,153,629.89
  5. Step 5: Solve for x
    x = 10,590,153,629.89/149,738.72
  6. Step 6: Final answer
    x = 70,724.22

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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.