Home / 91,592.84-126,391.98-51,297.32

Finding the Fourth Proportional to 91,592.84, 126,391.98 and 51,297.32

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Solution

The fourth proportional to 91,592.84, 126,391.98 and 51,297.32 is: 70,786.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,592.84 : 126,391.98 = 51,297.32 : x
  2. Step 2: Convert to fraction form
    91,592.84/126,391.98 = 51,297.32/x
  3. Step 3: Cross multiply
    91,592.84x = 126,391.98 × 51,297.32
  4. Step 4: Simplify right side
    91,592.84x = 6,483,569,843.49
  5. Step 5: Solve for x
    x = 6,483,569,843.49/91,592.84
  6. Step 6: Final answer
    x = 70,786.86

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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.