Home / 54,577.86-81,783.36-36,742.50

Finding the Fourth Proportional to 54,577.86, 81,783.36 and 36,742.50

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Solution

The fourth proportional to 54,577.86, 81,783.36 and 36,742.50 is: 55,057.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,577.86 : 81,783.36 = 36,742.50 : x
  2. Step 2: Convert to fraction form
    54,577.86/81,783.36 = 36,742.50/x
  3. Step 3: Cross multiply
    54,577.86x = 81,783.36 × 36,742.50
  4. Step 4: Simplify right side
    54,577.86x = 3,004,925,104.80
  5. Step 5: Solve for x
    x = 3,004,925,104.80/54,577.86
  6. Step 6: Final answer
    x = 55,057.58

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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.