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Finding the Fourth Proportional to 61,040.82, 91,583.25 and 32,547.80

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Solution

The fourth proportional to 61,040.82, 91,583.25 and 32,547.80 is: 48,833.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,040.82 : 91,583.25 = 32,547.80 : x
  2. Step 2: Convert to fraction form
    61,040.82/91,583.25 = 32,547.80/x
  3. Step 3: Cross multiply
    61,040.82x = 91,583.25 × 32,547.80
  4. Step 4: Simplify right side
    61,040.82x = 2,980,833,245.22
  5. Step 5: Solve for x
    x = 2,980,833,245.22/61,040.82
  6. Step 6: Final answer
    x = 48,833.44

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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.