Home / 119,926.47-179,692.86-40,997.64

Finding the Fourth Proportional to 119,926.47, 179,692.86 and 40,997.64

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Solution

The fourth proportional to 119,926.47, 179,692.86 and 40,997.64 is: 61,429.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,926.47 : 179,692.86 = 40,997.64 : x
  2. Step 2: Convert to fraction form
    119,926.47/179,692.86 = 40,997.64/x
  3. Step 3: Cross multiply
    119,926.47x = 179,692.86 × 40,997.64
  4. Step 4: Simplify right side
    119,926.47x = 7,366,983,184.85
  5. Step 5: Solve for x
    x = 7,366,983,184.85/119,926.47
  6. Step 6: Final answer
    x = 61,429.17

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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.