Home / 119,926.49-179,856.87-45,040.83

Finding the Fourth Proportional to 119,926.49, 179,856.87 and 45,040.83

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Solution

The fourth proportional to 119,926.49, 179,856.87 and 45,040.83 is: 67,548.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,926.49 : 179,856.87 = 45,040.83 : x
  2. Step 2: Convert to fraction form
    119,926.49/179,856.87 = 45,040.83/x
  3. Step 3: Cross multiply
    119,926.49x = 179,856.87 × 45,040.83
  4. Step 4: Simplify right side
    119,926.49x = 8,100,902,706.00
  5. Step 5: Solve for x
    x = 8,100,902,706.00/119,926.49
  6. Step 6: Final answer
    x = 67,548.90

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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.