Home / 134,123.80-201,185.70-40,629.55

Finding the Fourth Proportional to 134,123.80, 201,185.70 and 40,629.55

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Solution

The fourth proportional to 134,123.80, 201,185.70 and 40,629.55 is: 60,944.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,123.80 : 201,185.70 = 40,629.55 : x
  2. Step 2: Convert to fraction form
    134,123.80/201,185.70 = 40,629.55/x
  3. Step 3: Cross multiply
    134,123.80x = 201,185.70 × 40,629.55
  4. Step 4: Simplify right side
    134,123.80x = 8,174,084,457.44
  5. Step 5: Solve for x
    x = 8,174,084,457.44/134,123.80
  6. Step 6: Final answer
    x = 60,944.33

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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.