Home / 148,408.90-204,835.23-136,453.30

Finding the Fourth Proportional to 148,408.90, 204,835.23 and 136,453.30

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Solution

The fourth proportional to 148,408.90, 204,835.23 and 136,453.30 is: 188,334.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,408.90 : 204,835.23 = 136,453.30 : x
  2. Step 2: Convert to fraction form
    148,408.90/204,835.23 = 136,453.30/x
  3. Step 3: Cross multiply
    148,408.90x = 204,835.23 × 136,453.30
  4. Step 4: Simplify right side
    148,408.90x = 27,950,443,089.76
  5. Step 5: Solve for x
    x = 27,950,443,089.76/148,408.90
  6. Step 6: Final answer
    x = 188,334.01

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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.