Home / 146,334.12-201,936.96-85,903.80

Finding the Fourth Proportional to 146,334.12, 201,936.96 and 85,903.80

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Solution

The fourth proportional to 146,334.12, 201,936.96 and 85,903.80 is: 118,544.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,334.12 : 201,936.96 = 85,903.80 : x
  2. Step 2: Convert to fraction form
    146,334.12/201,936.96 = 85,903.80/x
  3. Step 3: Cross multiply
    146,334.12x = 201,936.96 × 85,903.80
  4. Step 4: Simplify right side
    146,334.12x = 17,347,152,224.45
  5. Step 5: Solve for x
    x = 17,347,152,224.45/146,334.12
  6. Step 6: Final answer
    x = 118,544.82

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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.