Home / 136,152.33-187,901.52-75,734.37

Finding the Fourth Proportional to 136,152.33, 187,901.52 and 75,734.37

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Solution

The fourth proportional to 136,152.33, 187,901.52 and 75,734.37 is: 104,519.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,152.33 : 187,901.52 = 75,734.37 : x
  2. Step 2: Convert to fraction form
    136,152.33/187,901.52 = 75,734.37/x
  3. Step 3: Cross multiply
    136,152.33x = 187,901.52 × 75,734.37
  4. Step 4: Simplify right side
    136,152.33x = 14,230,603,239.24
  5. Step 5: Solve for x
    x = 14,230,603,239.24/136,152.33
  6. Step 6: Final answer
    x = 104,519.72

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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.