Home / 74,726.08-103,117.92-41,189.44

Finding the Fourth Proportional to 74,726.08, 103,117.92 and 41,189.44

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Solution

The fourth proportional to 74,726.08, 103,117.92 and 41,189.44 is: 56,839.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,726.08 : 103,117.92 = 41,189.44 : x
  2. Step 2: Convert to fraction form
    74,726.08/103,117.92 = 41,189.44/x
  3. Step 3: Cross multiply
    74,726.08x = 103,117.92 × 41,189.44
  4. Step 4: Simplify right side
    74,726.08x = 4,247,369,378.76
  5. Step 5: Solve for x
    x = 4,247,369,378.76/74,726.08
  6. Step 6: Final answer
    x = 56,839.18

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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.