Home / 107,323.11-160,608.02-86,211.27

Finding the Fourth Proportional to 107,323.11, 160,608.02 and 86,211.27

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Solution

The fourth proportional to 107,323.11, 160,608.02 and 86,211.27 is: 129,014.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,323.11 : 160,608.02 = 86,211.27 : x
  2. Step 2: Convert to fraction form
    107,323.11/160,608.02 = 86,211.27/x
  3. Step 3: Cross multiply
    107,323.11x = 160,608.02 × 86,211.27
  4. Step 4: Simplify right side
    107,323.11x = 13,846,220,945.33
  5. Step 5: Solve for x
    x = 13,846,220,945.33/107,323.11
  6. Step 6: Final answer
    x = 129,014.35

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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.