Home / 95,127.32-142,692.38-45,212.51

Finding the Fourth Proportional to 95,127.32, 142,692.38 and 45,212.51

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Solution

The fourth proportional to 95,127.32, 142,692.38 and 45,212.51 is: 67,819.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,127.32 : 142,692.38 = 45,212.51 : x
  2. Step 2: Convert to fraction form
    95,127.32/142,692.38 = 45,212.51/x
  3. Step 3: Cross multiply
    95,127.32x = 142,692.38 × 45,212.51
  4. Step 4: Simplify right side
    95,127.32x = 6,451,480,431.61
  5. Step 5: Solve for x
    x = 6,451,480,431.61/95,127.32
  6. Step 6: Final answer
    x = 67,819.43

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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.