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Finding the Fourth Proportional to 61,657.98, 85,087.62 and 33,363.06

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Solution

The fourth proportional to 61,657.98, 85,087.62 and 33,363.06 is: 46,040.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,657.98 : 85,087.62 = 33,363.06 : x
  2. Step 2: Convert to fraction form
    61,657.98/85,087.62 = 33,363.06/x
  3. Step 3: Cross multiply
    61,657.98x = 85,087.62 × 33,363.06
  4. Step 4: Simplify right side
    61,657.98x = 2,838,783,371.32
  5. Step 5: Solve for x
    x = 2,838,783,371.32/61,657.98
  6. Step 6: Final answer
    x = 46,040.81

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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.