Home / 143,266.50-214,815.84-54,526.56

Finding the Fourth Proportional to 143,266.50, 214,815.84 and 54,526.56

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Solution

The fourth proportional to 143,266.50, 214,815.84 and 54,526.56 is: 81,757.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,266.50 : 214,815.84 = 54,526.56 : x
  2. Step 2: Convert to fraction form
    143,266.50/214,815.84 = 54,526.56/x
  3. Step 3: Cross multiply
    143,266.50x = 214,815.84 × 54,526.56
  4. Step 4: Simplify right side
    143,266.50x = 11,713,168,788.71
  5. Step 5: Solve for x
    x = 11,713,168,788.71/143,266.50
  6. Step 6: Final answer
    x = 81,757.90

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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.