Home / 69,329.34-95,674.52-39,121.08

Finding the Fourth Proportional to 69,329.34, 95,674.52 and 39,121.08

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Solution

The fourth proportional to 69,329.34, 95,674.52 and 39,121.08 is: 53,987.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,329.34 : 95,674.52 = 39,121.08 : x
  2. Step 2: Convert to fraction form
    69,329.34/95,674.52 = 39,121.08/x
  3. Step 3: Cross multiply
    69,329.34x = 95,674.52 × 39,121.08
  4. Step 4: Simplify right side
    69,329.34x = 3,742,890,550.88
  5. Step 5: Solve for x
    x = 3,742,890,550.88/69,329.34
  6. Step 6: Final answer
    x = 53,987.11

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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.