Home / 143,014.18-214,388.82-53,006.77

Finding the Fourth Proportional to 143,014.18, 214,388.82 and 53,006.77

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Solution

The fourth proportional to 143,014.18, 214,388.82 and 53,006.77 is: 79,461.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,014.18 : 214,388.82 = 53,006.77 : x
  2. Step 2: Convert to fraction form
    143,014.18/214,388.82 = 53,006.77/x
  3. Step 3: Cross multiply
    143,014.18x = 214,388.82 × 53,006.77
  4. Step 4: Simplify right side
    143,014.18x = 11,364,058,872.31
  5. Step 5: Solve for x
    x = 11,364,058,872.31/143,014.18
  6. Step 6: Final answer
    x = 79,461.06

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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.