Home / 270,057.02-372,686.21-149,206.10

Finding the Fourth Proportional to 270,057.02, 372,686.21 and 149,206.10

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Solution

The fourth proportional to 270,057.02, 372,686.21 and 149,206.10 is: 205,908.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,057.02 : 372,686.21 = 149,206.10 : x
  2. Step 2: Convert to fraction form
    270,057.02/372,686.21 = 149,206.10/x
  3. Step 3: Cross multiply
    270,057.02x = 372,686.21 × 149,206.10
  4. Step 4: Simplify right side
    270,057.02x = 55,607,056,290.90
  5. Step 5: Solve for x
    x = 55,607,056,290.90/270,057.02
  6. Step 6: Final answer
    x = 205,908.58

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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.