Home / 130,278.58-195,432.03-41,511.22

Finding the Fourth Proportional to 130,278.58, 195,432.03 and 41,511.22

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Solution

The fourth proportional to 130,278.58, 195,432.03 and 41,511.22 is: 62,271.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,278.58 : 195,432.03 = 41,511.22 : x
  2. Step 2: Convert to fraction form
    130,278.58/195,432.03 = 41,511.22/x
  3. Step 3: Cross multiply
    130,278.58x = 195,432.03 × 41,511.22
  4. Step 4: Simplify right side
    130,278.58x = 8,112,621,992.38
  5. Step 5: Solve for x
    x = 8,112,621,992.38/130,278.58
  6. Step 6: Final answer
    x = 62,271.34

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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.