Home / 148,944.40-223,416.60-86,736.40

Finding the Fourth Proportional to 148,944.40, 223,416.60 and 86,736.40

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Solution

The fourth proportional to 148,944.40, 223,416.60 and 86,736.40 is: 130,104.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,944.40 : 223,416.60 = 86,736.40 : x
  2. Step 2: Convert to fraction form
    148,944.40/223,416.60 = 86,736.40/x
  3. Step 3: Cross multiply
    148,944.40x = 223,416.60 × 86,736.40
  4. Step 4: Simplify right side
    148,944.40x = 19,378,351,584.24
  5. Step 5: Solve for x
    x = 19,378,351,584.24/148,944.40
  6. Step 6: Final answer
    x = 130,104.60

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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.