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Finding the Fourth Proportional to 150,572.66, 207,796.19 and 82,592.06

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Solution

The fourth proportional to 150,572.66, 207,796.19 and 82,592.06 is: 113,980.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,572.66 : 207,796.19 = 82,592.06 : x
  2. Step 2: Convert to fraction form
    150,572.66/207,796.19 = 82,592.06/x
  3. Step 3: Cross multiply
    150,572.66x = 207,796.19 × 82,592.06
  4. Step 4: Simplify right side
    150,572.66x = 17,162,313,940.31
  5. Step 5: Solve for x
    x = 17,162,313,940.31/150,572.66
  6. Step 6: Final answer
    x = 113,980.28

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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.