Home / 73,289.09-101,138.94-41,457.30

Finding the Fourth Proportional to 73,289.09, 101,138.94 and 41,457.30

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Solution

The fourth proportional to 73,289.09, 101,138.94 and 41,457.30 is: 57,211.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,289.09 : 101,138.94 = 41,457.30 : x
  2. Step 2: Convert to fraction form
    73,289.09/101,138.94 = 41,457.30/x
  3. Step 3: Cross multiply
    73,289.09x = 101,138.94 × 41,457.30
  4. Step 4: Simplify right side
    73,289.09x = 4,192,947,377.26
  5. Step 5: Solve for x
    x = 4,192,947,377.26/73,289.09
  6. Step 6: Final answer
    x = 57,211.08

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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.