Home / 135,558.80-203,365.32-46,815.52

Finding the Fourth Proportional to 135,558.80, 203,365.32 and 46,815.52

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Solution

The fourth proportional to 135,558.80, 203,365.32 and 46,815.52 is: 70,232.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,558.80 : 203,365.32 = 46,815.52 : x
  2. Step 2: Convert to fraction form
    135,558.80/203,365.32 = 46,815.52/x
  3. Step 3: Cross multiply
    135,558.80x = 203,365.32 × 46,815.52
  4. Step 4: Simplify right side
    135,558.80x = 9,520,653,205.77
  5. Step 5: Solve for x
    x = 9,520,653,205.77/135,558.80
  6. Step 6: Final answer
    x = 70,232.65

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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.