Home / 113,824.89-170,597.48-80,554.41

Finding the Fourth Proportional to 113,824.89, 170,597.48 and 80,554.41

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Solution

The fourth proportional to 113,824.89, 170,597.48 and 80,554.41 is: 120,732.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,824.89 : 170,597.48 = 80,554.41 : x
  2. Step 2: Convert to fraction form
    113,824.89/170,597.48 = 80,554.41/x
  3. Step 3: Cross multiply
    113,824.89x = 170,597.48 × 80,554.41
  4. Step 4: Simplify right side
    113,824.89x = 13,742,378,946.11
  5. Step 5: Solve for x
    x = 13,742,378,946.11/113,824.89
  6. Step 6: Final answer
    x = 120,732.64

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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.