Home / 204,451.18-306,739.52-104,681.42

Finding the Fourth Proportional to 204,451.18, 306,739.52 and 104,681.42

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Solution

The fourth proportional to 204,451.18, 306,739.52 and 104,681.42 is: 157,054.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,451.18 : 306,739.52 = 104,681.42 : x
  2. Step 2: Convert to fraction form
    204,451.18/306,739.52 = 104,681.42/x
  3. Step 3: Cross multiply
    204,451.18x = 306,739.52 × 104,681.42
  4. Step 4: Simplify right side
    204,451.18x = 32,109,927,233.46
  5. Step 5: Solve for x
    x = 32,109,927,233.46/204,451.18
  6. Step 6: Final answer
    x = 157,054.26

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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.