Home / 143,137.10-214,793.40-58,937.60

Finding the Fourth Proportional to 143,137.10, 214,793.40 and 58,937.60

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Solution

The fourth proportional to 143,137.10, 214,793.40 and 58,937.60 is: 88,442.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,137.10 : 214,793.40 = 58,937.60 : x
  2. Step 2: Convert to fraction form
    143,137.10/214,793.40 = 58,937.60/x
  3. Step 3: Cross multiply
    143,137.10x = 214,793.40 × 58,937.60
  4. Step 4: Simplify right side
    143,137.10x = 12,659,407,491.84
  5. Step 5: Solve for x
    x = 12,659,407,491.84/143,137.10
  6. Step 6: Final answer
    x = 88,442.53

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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.