Home / 106,017.96-146,305.92-57,619.89

Finding the Fourth Proportional to 106,017.96, 146,305.92 and 57,619.89

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Solution

The fourth proportional to 106,017.96, 146,305.92 and 57,619.89 is: 79,516.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,017.96 : 146,305.92 = 57,619.89 : x
  2. Step 2: Convert to fraction form
    106,017.96/146,305.92 = 57,619.89/x
  3. Step 3: Cross multiply
    106,017.96x = 146,305.92 × 57,619.89
  4. Step 4: Simplify right side
    106,017.96x = 8,430,131,016.75
  5. Step 5: Solve for x
    x = 8,430,131,016.75/106,017.96
  6. Step 6: Final answer
    x = 79,516.07

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1.5x scale

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.