Home / 154,283.76-231,408.36-104,682.48

Finding the Fourth Proportional to 154,283.76, 231,408.36 and 104,682.48

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Solution

The fourth proportional to 154,283.76, 231,408.36 and 104,682.48 is: 157,012.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,283.76 : 231,408.36 = 104,682.48 : x
  2. Step 2: Convert to fraction form
    154,283.76/231,408.36 = 104,682.48/x
  3. Step 3: Cross multiply
    154,283.76x = 231,408.36 × 104,682.48
  4. Step 4: Simplify right side
    154,283.76x = 24,224,401,017.53
  5. Step 5: Solve for x
    x = 24,224,401,017.53/154,283.76
  6. Step 6: Final answer
    x = 157,012.00

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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.