Home / 130,826-196,243.77-46,592.36

Finding the Fourth Proportional to 130,826, 196,243.77 and 46,592.36

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Solution

The fourth proportional to 130,826, 196,243.77 and 46,592.36 is: 69,890.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,826 : 196,243.77 = 46,592.36 : x
  2. Step 2: Convert to fraction form
    130,826/196,243.77 = 46,592.36/x
  3. Step 3: Cross multiply
    130,826x = 196,243.77 × 46,592.36
  4. Step 4: Simplify right side
    130,826x = 9,143,460,379.60
  5. Step 5: Solve for x
    x = 9,143,460,379.60/130,826
  6. Step 6: Final answer
    x = 69,890.24

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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.