Home / 199,852.18-275,796.74-109,208.16

Finding the Fourth Proportional to 199,852.18, 275,796.74 and 109,208.16

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Solution

The fourth proportional to 199,852.18, 275,796.74 and 109,208.16 is: 150,707.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,852.18 : 275,796.74 = 109,208.16 : x
  2. Step 2: Convert to fraction form
    199,852.18/275,796.74 = 109,208.16/x
  3. Step 3: Cross multiply
    199,852.18x = 275,796.74 × 109,208.16
  4. Step 4: Simplify right side
    199,852.18x = 30,119,253,130.41
  5. Step 5: Solve for x
    x = 30,119,253,130.41/199,852.18
  6. Step 6: Final answer
    x = 150,707.66

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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.