Home / 143,264.43-214,868.84-136,152.12

Finding the Fourth Proportional to 143,264.43, 214,868.84 and 136,152.12

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Solution

The fourth proportional to 143,264.43, 214,868.84 and 136,152.12 is: 204,201.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,264.43 : 214,868.84 = 136,152.12 : x
  2. Step 2: Convert to fraction form
    143,264.43/214,868.84 = 136,152.12/x
  3. Step 3: Cross multiply
    143,264.43x = 214,868.84 × 136,152.12
  4. Step 4: Simplify right side
    143,264.43x = 29,254,847,407.18
  5. Step 5: Solve for x
    x = 29,254,847,407.18/143,264.43
  6. Step 6: Final answer
    x = 204,201.75

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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.