Home / 150,925.21-208,184.14-89,629.76

Finding the Fourth Proportional to 150,925.21, 208,184.14 and 89,629.76

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Solution

The fourth proportional to 150,925.21, 208,184.14 and 89,629.76 is: 123,634.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,925.21 : 208,184.14 = 89,629.76 : x
  2. Step 2: Convert to fraction form
    150,925.21/208,184.14 = 89,629.76/x
  3. Step 3: Cross multiply
    150,925.21x = 208,184.14 × 89,629.76
  4. Step 4: Simplify right side
    150,925.21x = 18,659,494,504.01
  5. Step 5: Solve for x
    x = 18,659,494,504.01/150,925.21
  6. Step 6: Final answer
    x = 123,634.05

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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.