Home / 106,135.88-146,466.44-58,389.32

Finding the Fourth Proportional to 106,135.88, 146,466.44 and 58,389.32

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Solution

The fourth proportional to 106,135.88, 146,466.44 and 58,389.32 is: 80,576.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,135.88 : 146,466.44 = 58,389.32 : x
  2. Step 2: Convert to fraction form
    106,135.88/146,466.44 = 58,389.32/x
  3. Step 3: Cross multiply
    106,135.88x = 146,466.44 × 58,389.32
  4. Step 4: Simplify right side
    106,135.88x = 8,552,075,834.42
  5. Step 5: Solve for x
    x = 8,552,075,834.42/106,135.88
  6. Step 6: Final answer
    x = 80,576.67

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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.