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Finding the Fourth Proportional to 150,774.62, 208,074.76 and 82,797.26

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Solution

The fourth proportional to 150,774.62, 208,074.76 and 82,797.26 is: 114,263.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,774.62 : 208,074.76 = 82,797.26 : x
  2. Step 2: Convert to fraction form
    150,774.62/208,074.76 = 82,797.26/x
  3. Step 3: Cross multiply
    150,774.62x = 208,074.76 × 82,797.26
  4. Step 4: Simplify right side
    150,774.62x = 17,228,020,003.16
  5. Step 5: Solve for x
    x = 17,228,020,003.16/150,774.62
  6. Step 6: Final answer
    x = 114,263.40

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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.