Home / 146,285.25-201,816.50-85,021.26

Finding the Fourth Proportional to 146,285.25, 201,816.50 and 85,021.26

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Solution

The fourth proportional to 146,285.25, 201,816.50 and 85,021.26 is: 117,296.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,285.25 : 201,816.50 = 85,021.26 : x
  2. Step 2: Convert to fraction form
    146,285.25/201,816.50 = 85,021.26/x
  3. Step 3: Cross multiply
    146,285.25x = 201,816.50 × 85,021.26
  4. Step 4: Simplify right side
    146,285.25x = 17,158,692,693.68
  5. Step 5: Solve for x
    x = 17,158,692,693.68/146,285.25
  6. Step 6: Final answer
    x = 117,296.12

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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.