Home / 103,664,358.72-143,054,242.74-59,610,307.92

Finding the Fourth Proportional to 103,664,358.72, 143,054,242.74 and 59,610,307.92

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Solution

The fourth proportional to 103,664,358.72, 143,054,242.74 and 59,610,307.92 is: 82,260,745.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,664,358.72 : 143,054,242.74 = 59,610,307.92 : x
  2. Step 2: Convert to fraction form
    103,664,358.72/143,054,242.74 = 59,610,307.92/x
  3. Step 3: Cross multiply
    103,664,358.72x = 143,054,242.74 × 59,610,307.92
  4. Step 4: Simplify right side
    103,664,358.72x = 8,527,507,458,993,825
  5. Step 5: Solve for x
    x = 8,527,507,458,993,825/103,664,358.72
  6. Step 6: Final answer
    x = 82,260,745.78

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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.