Home / 143,267.57-214,888.97-48,495.72

Finding the Fourth Proportional to 143,267.57, 214,888.97 and 48,495.72

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Solution

The fourth proportional to 143,267.57, 214,888.97 and 48,495.72 is: 72,739.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,267.57 : 214,888.97 = 48,495.72 : x
  2. Step 2: Convert to fraction form
    143,267.57/214,888.97 = 48,495.72/x
  3. Step 3: Cross multiply
    143,267.57x = 214,888.97 × 48,495.72
  4. Step 4: Simplify right side
    143,267.57x = 10,421,195,077.73
  5. Step 5: Solve for x
    x = 10,421,195,077.73/143,267.57
  6. Step 6: Final answer
    x = 72,739.39

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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.