Home / 143,000.36-214,500.78-58,701.77

Finding the Fourth Proportional to 143,000.36, 214,500.78 and 58,701.77

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Solution

The fourth proportional to 143,000.36, 214,500.78 and 58,701.77 is: 88,052.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,000.36 : 214,500.78 = 58,701.77 : x
  2. Step 2: Convert to fraction form
    143,000.36/214,500.78 = 58,701.77/x
  3. Step 3: Cross multiply
    143,000.36x = 214,500.78 × 58,701.77
  4. Step 4: Simplify right side
    143,000.36x = 12,591,574,379.88
  5. Step 5: Solve for x
    x = 12,591,574,379.88/143,000.36
  6. Step 6: Final answer
    x = 88,052.75

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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.