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Finding the Fourth Proportional to 135,572.94, 203,293.80 and 46,795.32

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Solution

The fourth proportional to 135,572.94, 203,293.80 and 46,795.32 is: 70,170.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,572.94 : 203,293.80 = 46,795.32 : x
  2. Step 2: Convert to fraction form
    135,572.94/203,293.80 = 46,795.32/x
  3. Step 3: Cross multiply
    135,572.94x = 203,293.80 × 46,795.32
  4. Step 4: Simplify right side
    135,572.94x = 9,513,198,425.02
  5. Step 5: Solve for x
    x = 9,513,198,425.02/135,572.94
  6. Step 6: Final answer
    x = 70,170.33

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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.