Home / 219,401.06-302,558.69-133,371.77

Finding the Fourth Proportional to 219,401.06, 302,558.69 and 133,371.77

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Solution

The fourth proportional to 219,401.06, 302,558.69 and 133,371.77 is: 183,922.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,401.06 : 302,558.69 = 133,371.77 : x
  2. Step 2: Convert to fraction form
    219,401.06/302,558.69 = 133,371.77/x
  3. Step 3: Cross multiply
    219,401.06x = 302,558.69 × 133,371.77
  4. Step 4: Simplify right side
    219,401.06x = 40,352,786,834.82
  5. Step 5: Solve for x
    x = 40,352,786,834.82/219,401.06
  6. Step 6: Final answer
    x = 183,922.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.