Home / 204,077.40-305,860.95-104,277.30

Finding the Fourth Proportional to 204,077.40, 305,860.95 and 104,277.30

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Solution

The fourth proportional to 204,077.40, 305,860.95 and 104,277.30 is: 156,285.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,077.40 : 305,860.95 = 104,277.30 : x
  2. Step 2: Convert to fraction form
    204,077.40/305,860.95 = 104,277.30/x
  3. Step 3: Cross multiply
    204,077.40x = 305,860.95 × 104,277.30
  4. Step 4: Simplify right side
    204,077.40x = 31,894,354,041.44
  5. Step 5: Solve for x
    x = 31,894,354,041.44/204,077.40
  6. Step 6: Final answer
    x = 156,285.58

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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.