Home / 146,064.25-201,568.67-78,996.25

Finding the Fourth Proportional to 146,064.25, 201,568.67 and 78,996.25

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Solution

The fourth proportional to 146,064.25, 201,568.67 and 78,996.25 is: 109,014.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,064.25 : 201,568.67 = 78,996.25 : x
  2. Step 2: Convert to fraction form
    146,064.25/201,568.67 = 78,996.25/x
  3. Step 3: Cross multiply
    146,064.25x = 201,568.67 × 78,996.25
  4. Step 4: Simplify right side
    146,064.25x = 15,923,168,652.51
  5. Step 5: Solve for x
    x = 15,923,168,652.51/146,064.25
  6. Step 6: Final answer
    x = 109,014.83

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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.