Home / 208,837.87-312,726.89-175,014.95

Finding the Fourth Proportional to 208,837.87, 312,726.89 and 175,014.95

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Solution

The fourth proportional to 208,837.87, 312,726.89 and 175,014.95 is: 262,078.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,837.87 : 312,726.89 = 175,014.95 : x
  2. Step 2: Convert to fraction form
    208,837.87/312,726.89 = 175,014.95/x
  3. Step 3: Cross multiply
    208,837.87x = 312,726.89 × 175,014.95
  4. Step 4: Simplify right side
    208,837.87x = 54,731,879,890.91
  5. Step 5: Solve for x
    x = 54,731,879,890.91/208,837.87
  6. Step 6: Final answer
    x = 262,078.33

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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.