Home / 124,762.19-187,269.44-110,621.21

Finding the Fourth Proportional to 124,762.19, 187,269.44 and 110,621.21

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Solution

The fourth proportional to 124,762.19, 187,269.44 and 110,621.21 is: 166,043.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,762.19 : 187,269.44 = 110,621.21 : x
  2. Step 2: Convert to fraction form
    124,762.19/187,269.44 = 110,621.21/x
  3. Step 3: Cross multiply
    124,762.19x = 187,269.44 × 110,621.21
  4. Step 4: Simplify right side
    124,762.19x = 20,715,970,559.37
  5. Step 5: Solve for x
    x = 20,715,970,559.37/124,762.19
  6. Step 6: Final answer
    x = 166,043.67

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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.