Home / 91,735.72-126,596.66-53,494.21

Finding the Fourth Proportional to 91,735.72, 126,596.66 and 53,494.21

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Solution

The fourth proportional to 91,735.72, 126,596.66 and 53,494.21 is: 73,822.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,735.72 : 126,596.66 = 53,494.21 : x
  2. Step 2: Convert to fraction form
    91,735.72/126,596.66 = 53,494.21/x
  3. Step 3: Cross multiply
    91,735.72x = 126,596.66 × 53,494.21
  4. Step 4: Simplify right side
    91,735.72x = 6,772,187,494.01
  5. Step 5: Solve for x
    x = 6,772,187,494.01/91,735.72
  6. Step 6: Final answer
    x = 73,822.80

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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.