Home / 142,954.26-214,349.34-54,151.12

Finding the Fourth Proportional to 142,954.26, 214,349.34 and 54,151.12

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Solution

The fourth proportional to 142,954.26, 214,349.34 and 54,151.12 is: 81,195.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,954.26 : 214,349.34 = 54,151.12 : x
  2. Step 2: Convert to fraction form
    142,954.26/214,349.34 = 54,151.12/x
  3. Step 3: Cross multiply
    142,954.26x = 214,349.34 × 54,151.12
  4. Step 4: Simplify right side
    142,954.26x = 11,607,256,832.26
  5. Step 5: Solve for x
    x = 11,607,256,832.26/142,954.26
  6. Step 6: Final answer
    x = 81,195.60

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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.