Home / 185,767.56-278,563.49-71,968.67

Finding the Fourth Proportional to 185,767.56, 278,563.49 and 71,968.67

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Solution

The fourth proportional to 185,767.56, 278,563.49 and 71,968.67 is: 107,918.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,767.56 : 278,563.49 = 71,968.67 : x
  2. Step 2: Convert to fraction form
    185,767.56/278,563.49 = 71,968.67/x
  3. Step 3: Cross multiply
    185,767.56x = 278,563.49 × 71,968.67
  4. Step 4: Simplify right side
    185,767.56x = 20,047,842,133.20
  5. Step 5: Solve for x
    x = 20,047,842,133.20/185,767.56
  6. Step 6: Final answer
    x = 107,918.96

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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.