Home / 199,553.02-275,376.27-118,939.03

Finding the Fourth Proportional to 199,553.02, 275,376.27 and 118,939.03

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Solution

The fourth proportional to 199,553.02, 275,376.27 and 118,939.03 is: 164,131.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,553.02 : 275,376.27 = 118,939.03 : x
  2. Step 2: Convert to fraction form
    199,553.02/275,376.27 = 118,939.03/x
  3. Step 3: Cross multiply
    199,553.02x = 275,376.27 × 118,939.03
  4. Step 4: Simplify right side
    199,553.02x = 32,752,986,438.82
  5. Step 5: Solve for x
    x = 32,752,986,438.82/199,553.02
  6. Step 6: Final answer
    x = 164,131.75

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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.