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Finding the Fourth Proportional to 135,708.22, 203,562.33 and 46,913.26

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Solution

The fourth proportional to 135,708.22, 203,562.33 and 46,913.26 is: 70,369.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,708.22 : 203,562.33 = 46,913.26 : x
  2. Step 2: Convert to fraction form
    135,708.22/203,562.33 = 46,913.26/x
  3. Step 3: Cross multiply
    135,708.22x = 203,562.33 × 46,913.26
  4. Step 4: Simplify right side
    135,708.22x = 9,549,772,513.50
  5. Step 5: Solve for x
    x = 9,549,772,513.50/135,708.22
  6. Step 6: Final answer
    x = 70,369.89

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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.