Home / 145,975.70-218,993.83-61,736.58

Finding the Fourth Proportional to 145,975.70, 218,993.83 and 61,736.58

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Solution

The fourth proportional to 145,975.70, 218,993.83 and 61,736.58 is: 92,617.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,975.70 : 218,993.83 = 61,736.58 : x
  2. Step 2: Convert to fraction form
    145,975.70/218,993.83 = 61,736.58/x
  3. Step 3: Cross multiply
    145,975.70x = 218,993.83 × 61,736.58
  4. Step 4: Simplify right side
    145,975.70x = 13,519,929,950.96
  5. Step 5: Solve for x
    x = 13,519,929,950.96/145,975.70
  6. Step 6: Final answer
    x = 92,617.67

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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.