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Finding the Fourth Proportional to 66,704.77, 92,054.96 and 36,488.29

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Solution

The fourth proportional to 66,704.77, 92,054.96 and 36,488.29 is: 50,355.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,704.77 : 92,054.96 = 36,488.29 : x
  2. Step 2: Convert to fraction form
    66,704.77/92,054.96 = 36,488.29/x
  3. Step 3: Cross multiply
    66,704.77x = 92,054.96 × 36,488.29
  4. Step 4: Simplify right side
    66,704.77x = 3,358,928,076.42
  5. Step 5: Solve for x
    x = 3,358,928,076.42/66,704.77
  6. Step 6: Final answer
    x = 50,355.14

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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.