Home / 138,832.02-208,246.19-33,651.90

Finding the Fourth Proportional to 138,832.02, 208,246.19 and 33,651.90

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Solution

The fourth proportional to 138,832.02, 208,246.19 and 33,651.90 is: 50,477.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,832.02 : 208,246.19 = 33,651.90 : x
  2. Step 2: Convert to fraction form
    138,832.02/208,246.19 = 33,651.90/x
  3. Step 3: Cross multiply
    138,832.02x = 208,246.19 × 33,651.90
  4. Step 4: Simplify right side
    138,832.02x = 7,007,879,793.00
  5. Step 5: Solve for x
    x = 7,007,879,793.00/138,832.02
  6. Step 6: Final answer
    x = 50,477.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.