Home / 69,328.43-95,671.03-39,113.35

Finding the Fourth Proportional to 69,328.43, 95,671.03 and 39,113.35

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Solution

The fourth proportional to 69,328.43, 95,671.03 and 39,113.35 is: 53,975.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,328.43 : 95,671.03 = 39,113.35 : x
  2. Step 2: Convert to fraction form
    69,328.43/95,671.03 = 39,113.35/x
  3. Step 3: Cross multiply
    69,328.43x = 95,671.03 × 39,113.35
  4. Step 4: Simplify right side
    69,328.43x = 3,742,014,481.25
  5. Step 5: Solve for x
    x = 3,742,014,481.25/69,328.43
  6. Step 6: Final answer
    x = 53,975.18

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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.