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Finding the Fourth Proportional to 66,277.98, 91,460.86 and 36,063.42

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Solution

The fourth proportional to 66,277.98, 91,460.86 and 36,063.42 is: 49,766.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,277.98 : 91,460.86 = 36,063.42 : x
  2. Step 2: Convert to fraction form
    66,277.98/91,460.86 = 36,063.42/x
  3. Step 3: Cross multiply
    66,277.98x = 91,460.86 × 36,063.42
  4. Step 4: Simplify right side
    66,277.98x = 3,298,391,407.74
  5. Step 5: Solve for x
    x = 3,298,391,407.74/66,277.98
  6. Step 6: Final answer
    x = 49,766.02

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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.