Home / 186,015.59-278,993.49-51,048.12

Finding the Fourth Proportional to 186,015.59, 278,993.49 and 51,048.12

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Solution

The fourth proportional to 186,015.59, 278,993.49 and 51,048.12 is: 76,563.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,015.59 : 278,993.49 = 51,048.12 : x
  2. Step 2: Convert to fraction form
    186,015.59/278,993.49 = 51,048.12/x
  3. Step 3: Cross multiply
    186,015.59x = 278,993.49 × 51,048.12
  4. Step 4: Simplify right side
    186,015.59x = 14,242,094,155.11
  5. Step 5: Solve for x
    x = 14,242,094,155.11/186,015.59
  6. Step 6: Final answer
    x = 76,563.98

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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.