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Finding the Fourth Proportional to 66,692.52, 92,034.36 and 36,477.74

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Solution

The fourth proportional to 66,692.52, 92,034.36 and 36,477.74 is: 50,338.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,692.52 : 92,034.36 = 36,477.74 : x
  2. Step 2: Convert to fraction form
    66,692.52/92,034.36 = 36,477.74/x
  3. Step 3: Cross multiply
    66,692.52x = 92,034.36 × 36,477.74
  4. Step 4: Simplify right side
    66,692.52x = 3,357,205,455.15
  5. Step 5: Solve for x
    x = 3,357,205,455.15/66,692.52
  6. Step 6: Final answer
    x = 50,338.56

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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.