Home / 186,774.40-278,350.02-180,796.96

Finding the Fourth Proportional to 186,774.40, 278,350.02 and 180,796.96

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Solution

The fourth proportional to 186,774.40, 278,350.02 and 180,796.96 is: 269,441.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,774.40 : 278,350.02 = 180,796.96 : x
  2. Step 2: Convert to fraction form
    186,774.40/278,350.02 = 180,796.96/x
  3. Step 3: Cross multiply
    186,774.40x = 278,350.02 × 180,796.96
  4. Step 4: Simplify right side
    186,774.40x = 50,324,837,431.94
  5. Step 5: Solve for x
    x = 50,324,837,431.94/186,774.40
  6. Step 6: Final answer
    x = 269,441.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.