Home / 179,420.53-269,129.44-46,289.47

Finding the Fourth Proportional to 179,420.53, 269,129.44 and 46,289.47

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Solution

The fourth proportional to 179,420.53, 269,129.44 and 46,289.47 is: 69,433.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,420.53 : 269,129.44 = 46,289.47 : x
  2. Step 2: Convert to fraction form
    179,420.53/269,129.44 = 46,289.47/x
  3. Step 3: Cross multiply
    179,420.53x = 269,129.44 × 46,289.47
  4. Step 4: Simplify right side
    179,420.53x = 12,457,859,139.00
  5. Step 5: Solve for x
    x = 12,457,859,139.00/179,420.53
  6. Step 6: Final answer
    x = 69,433.86

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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.