Home / 94,975.08-131,072.16-54,699.48

Finding the Fourth Proportional to 94,975.08, 131,072.16 and 54,699.48

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Solution

The fourth proportional to 94,975.08, 131,072.16 and 54,699.48 is: 75,489.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,975.08 : 131,072.16 = 54,699.48 : x
  2. Step 2: Convert to fraction form
    94,975.08/131,072.16 = 54,699.48/x
  3. Step 3: Cross multiply
    94,975.08x = 131,072.16 × 54,699.48
  4. Step 4: Simplify right side
    94,975.08x = 7,169,578,994.48
  5. Step 5: Solve for x
    x = 7,169,578,994.48/94,975.08
  6. Step 6: Final answer
    x = 75,489.05

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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.