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Finding the Fourth Proportional to 92,492.88, 127,641.08 and 50,052.32

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Solution

The fourth proportional to 92,492.88, 127,641.08 and 50,052.32 is: 69,072.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,492.88 : 127,641.08 = 50,052.32 : x
  2. Step 2: Convert to fraction form
    92,492.88/127,641.08 = 50,052.32/x
  3. Step 3: Cross multiply
    92,492.88x = 127,641.08 × 50,052.32
  4. Step 4: Simplify right side
    92,492.88x = 6,388,732,181.31
  5. Step 5: Solve for x
    x = 6,388,732,181.31/92,492.88
  6. Step 6: Final answer
    x = 69,072.69

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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.