Home / 130,415.01-195,650.41-40,455.77

Finding the Fourth Proportional to 130,415.01, 195,650.41 and 40,455.77

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Solution

The fourth proportional to 130,415.01, 195,650.41 and 40,455.77 is: 60,692.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,415.01 : 195,650.41 = 40,455.77 : x
  2. Step 2: Convert to fraction form
    130,415.01/195,650.41 = 40,455.77/x
  3. Step 3: Cross multiply
    130,415.01x = 195,650.41 × 40,455.77
  4. Step 4: Simplify right side
    130,415.01x = 7,915,188,744.23
  5. Step 5: Solve for x
    x = 7,915,188,744.23/130,415.01
  6. Step 6: Final answer
    x = 60,692.31

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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.