Home / 210,121.24-289,967.98-114,629.93

Finding the Fourth Proportional to 210,121.24, 289,967.98 and 114,629.93

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Solution

The fourth proportional to 210,121.24, 289,967.98 and 114,629.93 is: 158,189.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,121.24 : 289,967.98 = 114,629.93 : x
  2. Step 2: Convert to fraction form
    210,121.24/289,967.98 = 114,629.93/x
  3. Step 3: Cross multiply
    210,121.24x = 289,967.98 × 114,629.93
  4. Step 4: Simplify right side
    210,121.24x = 33,239,009,249.64
  5. Step 5: Solve for x
    x = 33,239,009,249.64/210,121.24
  6. Step 6: Final answer
    x = 158,189.67

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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.