Home / 150,942.21-208,213.51-94,255.17

Finding the Fourth Proportional to 150,942.21, 208,213.51 and 94,255.17

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Solution

The fourth proportional to 150,942.21, 208,213.51 and 94,255.17 is: 130,017.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,942.21 : 208,213.51 = 94,255.17 : x
  2. Step 2: Convert to fraction form
    150,942.21/208,213.51 = 94,255.17/x
  3. Step 3: Cross multiply
    150,942.21x = 208,213.51 × 94,255.17
  4. Step 4: Simplify right side
    150,942.21x = 19,625,199,781.35
  5. Step 5: Solve for x
    x = 19,625,199,781.35/150,942.21
  6. Step 6: Final answer
    x = 130,017.97

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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.