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Finding the Fourth Proportional to 92,416.89, 127,535.55 and 49,975.44

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Solution

The fourth proportional to 92,416.89, 127,535.55 and 49,975.44 is: 68,966.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,416.89 : 127,535.55 = 49,975.44 : x
  2. Step 2: Convert to fraction form
    92,416.89/127,535.55 = 49,975.44/x
  3. Step 3: Cross multiply
    92,416.89x = 127,535.55 × 49,975.44
  4. Step 4: Simplify right side
    92,416.89x = 6,373,645,226.89
  5. Step 5: Solve for x
    x = 6,373,645,226.89/92,416.89
  6. Step 6: Final answer
    x = 68,966.24

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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.