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Finding the Fourth Proportional to 62,069.88, 85,655.71 and 33,775.08

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Solution

The fourth proportional to 62,069.88, 85,655.71 and 33,775.08 is: 46,609.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,069.88 : 85,655.71 = 33,775.08 : x
  2. Step 2: Convert to fraction form
    62,069.88/85,655.71 = 33,775.08/x
  3. Step 3: Cross multiply
    62,069.88x = 85,655.71 × 33,775.08
  4. Step 4: Simplify right side
    62,069.88x = 2,893,027,860.55
  5. Step 5: Solve for x
    x = 2,893,027,860.55/62,069.88
  6. Step 6: Final answer
    x = 46,609.21

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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.