Home / 86,733.54-119,690.73-49,006.98

Finding the Fourth Proportional to 86,733.54, 119,690.73 and 49,006.98

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Solution

The fourth proportional to 86,733.54, 119,690.73 and 49,006.98 is: 67,628.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,733.54 : 119,690.73 = 49,006.98 : x
  2. Step 2: Convert to fraction form
    86,733.54/119,690.73 = 49,006.98/x
  3. Step 3: Cross multiply
    86,733.54x = 119,690.73 × 49,006.98
  4. Step 4: Simplify right side
    86,733.54x = 5,865,681,211.30
  5. Step 5: Solve for x
    x = 5,865,681,211.30/86,733.54
  6. Step 6: Final answer
    x = 67,628.75

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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.