Home / 71,727.50-98,983.95-41,919.50

Finding the Fourth Proportional to 71,727.50, 98,983.95 and 41,919.50

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Solution

The fourth proportional to 71,727.50, 98,983.95 and 41,919.50 is: 57,848.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,727.50 : 98,983.95 = 41,919.50 : x
  2. Step 2: Convert to fraction form
    71,727.50/98,983.95 = 41,919.50/x
  3. Step 3: Cross multiply
    71,727.50x = 98,983.95 × 41,919.50
  4. Step 4: Simplify right side
    71,727.50x = 4,149,357,692.03
  5. Step 5: Solve for x
    x = 4,149,357,692.03/71,727.50
  6. Step 6: Final answer
    x = 57,848.91

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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.