Home / 72,913.21-109,369.86-41,726.59

Finding the Fourth Proportional to 72,913.21, 109,369.86 and 41,726.59

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Solution

The fourth proportional to 72,913.21, 109,369.86 and 41,726.59 is: 62,589.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,913.21 : 109,369.86 = 41,726.59 : x
  2. Step 2: Convert to fraction form
    72,913.21/109,369.86 = 41,726.59/x
  3. Step 3: Cross multiply
    72,913.21x = 109,369.86 × 41,726.59
  4. Step 4: Simplify right side
    72,913.21x = 4,563,631,306.58
  5. Step 5: Solve for x
    x = 4,563,631,306.58/72,913.21
  6. Step 6: Final answer
    x = 62,589.91

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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.