Home / 116,977.72-175,535.70-43,157.56

Finding the Fourth Proportional to 116,977.72, 175,535.70 and 43,157.56

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Solution

The fourth proportional to 116,977.72, 175,535.70 and 43,157.56 is: 64,761.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,977.72 : 175,535.70 = 43,157.56 : x
  2. Step 2: Convert to fraction form
    116,977.72/175,535.70 = 43,157.56/x
  3. Step 3: Cross multiply
    116,977.72x = 175,535.70 × 43,157.56
  4. Step 4: Simplify right side
    116,977.72x = 7,575,692,504.89
  5. Step 5: Solve for x
    x = 7,575,692,504.89/116,977.72
  6. Step 6: Final answer
    x = 64,761.84

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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.