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Finding the Fourth Proportional to 73,726.48, 110,589.72 and 18,322.48

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Solution

The fourth proportional to 73,726.48, 110,589.72 and 18,322.48 is: 27,483.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,726.48 : 110,589.72 = 18,322.48 : x
  2. Step 2: Convert to fraction form
    73,726.48/110,589.72 = 18,322.48/x
  3. Step 3: Cross multiply
    73,726.48x = 110,589.72 × 18,322.48
  4. Step 4: Simplify right side
    73,726.48x = 2,026,277,932.91
  5. Step 5: Solve for x
    x = 2,026,277,932.91/73,726.48
  6. Step 6: Final answer
    x = 27,483.72

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1.5x scale

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.