Home / 92,416.72-127,534.62-49,975.15

Finding the Fourth Proportional to 92,416.72, 127,534.62 and 49,975.15

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Solution

The fourth proportional to 92,416.72, 127,534.62 and 49,975.15 is: 68,965.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,416.72 : 127,534.62 = 49,975.15 : x
  2. Step 2: Convert to fraction form
    92,416.72/127,534.62 = 49,975.15/x
  3. Step 3: Cross multiply
    92,416.72x = 127,534.62 × 49,975.15
  4. Step 4: Simplify right side
    92,416.72x = 6,373,561,764.69
  5. Step 5: Solve for x
    x = 6,373,561,764.69/92,416.72
  6. Step 6: Final answer
    x = 68,965.46

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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.