Home / 143,152.22-214,661.64-53,132.24

Finding the Fourth Proportional to 143,152.22, 214,661.64 and 53,132.24

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Solution

The fourth proportional to 143,152.22, 214,661.64 and 53,132.24 is: 79,673.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,152.22 : 214,661.64 = 53,132.24 : x
  2. Step 2: Convert to fraction form
    143,152.22/214,661.64 = 53,132.24/x
  3. Step 3: Cross multiply
    143,152.22x = 214,661.64 × 53,132.24
  4. Step 4: Simplify right side
    143,152.22x = 11,405,453,775.27
  5. Step 5: Solve for x
    x = 11,405,453,775.27/143,152.22
  6. Step 6: Final answer
    x = 79,673.61

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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.