Home / 186,048.60-278,989.38-59,665.56

Finding the Fourth Proportional to 186,048.60, 278,989.38 and 59,665.56

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Solution

The fourth proportional to 186,048.60, 278,989.38 and 59,665.56 is: 89,471.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,048.60 : 278,989.38 = 59,665.56 : x
  2. Step 2: Convert to fraction form
    186,048.60/278,989.38 = 59,665.56/x
  3. Step 3: Cross multiply
    186,048.60x = 278,989.38 × 59,665.56
  4. Step 4: Simplify right side
    186,048.60x = 16,646,057,591.75
  5. Step 5: Solve for x
    x = 16,646,057,591.75/186,048.60
  6. Step 6: Final answer
    x = 89,471.56

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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.