Home / 143,253.26-214,879.64-38,072.24

Finding the Fourth Proportional to 143,253.26, 214,879.64 and 38,072.24

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Solution

The fourth proportional to 143,253.26, 214,879.64 and 38,072.24 is: 57,108.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,253.26 : 214,879.64 = 38,072.24 : x
  2. Step 2: Convert to fraction form
    143,253.26/214,879.64 = 38,072.24/x
  3. Step 3: Cross multiply
    143,253.26x = 214,879.64 × 38,072.24
  4. Step 4: Simplify right side
    143,253.26x = 8,180,949,225.19
  5. Step 5: Solve for x
    x = 8,180,949,225.19/143,253.26
  6. Step 6: Final answer
    x = 57,108.29

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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.