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Finding the Fourth Proportional to 91,955.44, 126,898.32 and 53,741.44

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Solution

The fourth proportional to 91,955.44, 126,898.32 and 53,741.44 is: 74,163.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,955.44 : 126,898.32 = 53,741.44 : x
  2. Step 2: Convert to fraction form
    91,955.44/126,898.32 = 53,741.44/x
  3. Step 3: Cross multiply
    91,955.44x = 126,898.32 × 53,741.44
  4. Step 4: Simplify right side
    91,955.44x = 6,819,698,450.38
  5. Step 5: Solve for x
    x = 6,819,698,450.38/91,955.44
  6. Step 6: Final answer
    x = 74,163.08

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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.