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Finding the Fourth Proportional to 92,575.44, 127,754.12 and 50,133.98

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Solution

The fourth proportional to 92,575.44, 127,754.12 and 50,133.98 is: 69,184.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,575.44 : 127,754.12 = 50,133.98 : x
  2. Step 2: Convert to fraction form
    92,575.44/127,754.12 = 50,133.98/x
  3. Step 3: Cross multiply
    92,575.44x = 127,754.12 × 50,133.98
  4. Step 4: Simplify right side
    92,575.44x = 6,404,822,941.72
  5. Step 5: Solve for x
    x = 6,404,822,941.72/92,575.44
  6. Step 6: Final answer
    x = 69,184.90

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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.