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Finding the Fourth Proportional to 135,404.76, 186,662.70 and 94,993.32

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Solution

The fourth proportional to 135,404.76, 186,662.70 and 94,993.32 is: 130,953.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,404.76 : 186,662.70 = 94,993.32 : x
  2. Step 2: Convert to fraction form
    135,404.76/186,662.70 = 94,993.32/x
  3. Step 3: Cross multiply
    135,404.76x = 186,662.70 × 94,993.32
  4. Step 4: Simplify right side
    135,404.76x = 17,731,709,593.16
  5. Step 5: Solve for x
    x = 17,731,709,593.16/135,404.76
  6. Step 6: Final answer
    x = 130,953.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.