Home / 80,231.04-110,719.71-44,421.68

Finding the Fourth Proportional to 80,231.04, 110,719.71 and 44,421.68

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Solution

The fourth proportional to 80,231.04, 110,719.71 and 44,421.68 is: 61,302.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,231.04 : 110,719.71 = 44,421.68 : x
  2. Step 2: Convert to fraction form
    80,231.04/110,719.71 = 44,421.68/x
  3. Step 3: Cross multiply
    80,231.04x = 110,719.71 × 44,421.68
  4. Step 4: Simplify right side
    80,231.04x = 4,918,355,804.11
  5. Step 5: Solve for x
    x = 4,918,355,804.11/80,231.04
  6. Step 6: Final answer
    x = 61,302.41

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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.