Home / 248,021.03-342,341.86-161,993.16

Finding the Fourth Proportional to 248,021.03, 342,341.86 and 161,993.16

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Solution

The fourth proportional to 248,021.03, 342,341.86 and 161,993.16 is: 223,598.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,021.03 : 342,341.86 = 161,993.16 : x
  2. Step 2: Convert to fraction form
    248,021.03/342,341.86 = 161,993.16/x
  3. Step 3: Cross multiply
    248,021.03x = 342,341.86 × 161,993.16
  4. Step 4: Simplify right side
    248,021.03x = 55,457,037,180.00
  5. Step 5: Solve for x
    x = 55,457,037,180.00/248,021.03
  6. Step 6: Final answer
    x = 223,598.12

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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.