Home / 54,405.86-75,091.85-41,518.62

Finding the Fourth Proportional to 54,405.86, 75,091.85 and 41,518.62

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Solution

The fourth proportional to 54,405.86, 75,091.85 and 41,518.62 is: 57,304.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,405.86 : 75,091.85 = 41,518.62 : x
  2. Step 2: Convert to fraction form
    54,405.86/75,091.85 = 41,518.62/x
  3. Step 3: Cross multiply
    54,405.86x = 75,091.85 × 41,518.62
  4. Step 4: Simplify right side
    54,405.86x = 3,117,709,985.25
  5. Step 5: Solve for x
    x = 3,117,709,985.25/54,405.86
  6. Step 6: Final answer
    x = 57,304.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.