Home / 106,353,121.57-146,767,165.72-57,460,549.57

Finding the Fourth Proportional to 106,353,121.57, 146,767,165.72 and 57,460,549.57

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Solution

The fourth proportional to 106,353,121.57, 146,767,165.72 and 57,460,549.57 is: 79,295,481.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,353,121.57 : 146,767,165.72 = 57,460,549.57 : x
  2. Step 2: Convert to fraction form
    106,353,121.57/146,767,165.72 = 57,460,549.57/x
  3. Step 3: Cross multiply
    106,353,121.57x = 146,767,165.72 × 57,460,549.57
  4. Step 4: Simplify right side
    106,353,121.57x = 8,433,322,000,591,896
  5. Step 5: Solve for x
    x = 8,433,322,000,591,896/106,353,121.57
  6. Step 6: Final answer
    x = 79,295,481.66

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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.