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Finding the Fourth Proportional to 62,069.88, 85,656.84 and 33,775.77

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Solution

The fourth proportional to 62,069.88, 85,656.84 and 33,775.77 is: 46,610.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,069.88 : 85,656.84 = 33,775.77 : x
  2. Step 2: Convert to fraction form
    62,069.88/85,656.84 = 33,775.77/x
  3. Step 3: Cross multiply
    62,069.88x = 85,656.84 × 33,775.77
  4. Step 4: Simplify right side
    62,069.88x = 2,893,125,726.77
  5. Step 5: Solve for x
    x = 2,893,125,726.77/62,069.88
  6. Step 6: Final answer
    x = 46,610.78

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1.5x scale

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.