Home / 49,521.98-68,379.59-45,743.74

Finding the Fourth Proportional to 49,521.98, 68,379.59 and 45,743.74

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Solution

The fourth proportional to 49,521.98, 68,379.59 and 45,743.74 is: 63,162.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,521.98 : 68,379.59 = 45,743.74 : x
  2. Step 2: Convert to fraction form
    49,521.98/68,379.59 = 45,743.74/x
  3. Step 3: Cross multiply
    49,521.98x = 68,379.59 × 45,743.74
  4. Step 4: Simplify right side
    49,521.98x = 3,127,938,129.68
  5. Step 5: Solve for x
    x = 3,127,938,129.68/49,521.98
  6. Step 6: Final answer
    x = 63,162.62

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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.