Home / 142,847.78-214,272.03-43,008.26

Finding the Fourth Proportional to 142,847.78, 214,272.03 and 43,008.26

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Solution

The fourth proportional to 142,847.78, 214,272.03 and 43,008.26 is: 64,512.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,847.78 : 214,272.03 = 43,008.26 : x
  2. Step 2: Convert to fraction form
    142,847.78/214,272.03 = 43,008.26/x
  3. Step 3: Cross multiply
    142,847.78x = 214,272.03 × 43,008.26
  4. Step 4: Simplify right side
    142,847.78x = 9,215,467,176.97
  5. Step 5: Solve for x
    x = 9,215,467,176.97/142,847.78
  6. Step 6: Final answer
    x = 64,512.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.