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Finding the Fourth Proportional to 66,468.04, 91,726.99 and 36,253.37

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Solution

The fourth proportional to 66,468.04, 91,726.99 and 36,253.37 is: 50,030.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,468.04 : 91,726.99 = 36,253.37 : x
  2. Step 2: Convert to fraction form
    66,468.04/91,726.99 = 36,253.37/x
  3. Step 3: Cross multiply
    66,468.04x = 91,726.99 × 36,253.37
  4. Step 4: Simplify right side
    66,468.04x = 3,325,412,094.14
  5. Step 5: Solve for x
    x = 3,325,412,094.14/66,468.04
  6. Step 6: Final answer
    x = 50,030.24

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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.