Home / 113,461.48-170,179.24-30,361.96

Finding the Fourth Proportional to 113,461.48, 170,179.24 and 30,361.96

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Solution

The fourth proportional to 113,461.48, 170,179.24 and 30,361.96 is: 45,539.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,461.48 : 170,179.24 = 30,361.96 : x
  2. Step 2: Convert to fraction form
    113,461.48/170,179.24 = 30,361.96/x
  3. Step 3: Cross multiply
    113,461.48x = 170,179.24 × 30,361.96
  4. Step 4: Simplify right side
    113,461.48x = 5,166,975,277.71
  5. Step 5: Solve for x
    x = 5,166,975,277.71/113,461.48
  6. Step 6: Final answer
    x = 45,539.47

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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.