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Finding the Fourth Proportional to 97,457.97, 134,491.96 and 52,745.97

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Solution

The fourth proportional to 97,457.97, 134,491.96 and 52,745.97 is: 72,789.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,457.97 : 134,491.96 = 52,745.97 : x
  2. Step 2: Convert to fraction form
    97,457.97/134,491.96 = 52,745.97/x
  3. Step 3: Cross multiply
    97,457.97x = 134,491.96 × 52,745.97
  4. Step 4: Simplify right side
    97,457.97x = 7,093,908,887.40
  5. Step 5: Solve for x
    x = 7,093,908,887.40/97,457.97
  6. Step 6: Final answer
    x = 72,789.42

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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.