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Finding the Fourth Proportional to 135,703.92, 203,574.36 and 46,933.60

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Solution

The fourth proportional to 135,703.92, 203,574.36 and 46,933.60 is: 70,406.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,703.92 : 203,574.36 = 46,933.60 : x
  2. Step 2: Convert to fraction form
    135,703.92/203,574.36 = 46,933.60/x
  3. Step 3: Cross multiply
    135,703.92x = 203,574.36 × 46,933.60
  4. Step 4: Simplify right side
    135,703.92x = 9,554,477,582.50
  5. Step 5: Solve for x
    x = 9,554,477,582.50/135,703.92
  6. Step 6: Final answer
    x = 70,406.79

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1.5x scale

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.