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Finding the Fourth Proportional to 66,335.82, 91,539.63 and 36,527.82

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Solution

The fourth proportional to 66,335.82, 91,539.63 and 36,527.82 is: 50,406.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,335.82 : 91,539.63 = 36,527.82 : x
  2. Step 2: Convert to fraction form
    66,335.82/91,539.63 = 36,527.82/x
  3. Step 3: Cross multiply
    66,335.82x = 91,539.63 × 36,527.82
  4. Step 4: Simplify right side
    66,335.82x = 3,343,743,127.51
  5. Step 5: Solve for x
    x = 3,343,743,127.51/66,335.82
  6. Step 6: Final answer
    x = 50,406.30

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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.