Home / 73,289.43-101,139.45-41,457.66

Finding the Fourth Proportional to 73,289.43, 101,139.45 and 41,457.66

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Solution

The fourth proportional to 73,289.43, 101,139.45 and 41,457.66 is: 57,211.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,289.43 : 101,139.45 = 41,457.66 : x
  2. Step 2: Convert to fraction form
    73,289.43/101,139.45 = 41,457.66/x
  3. Step 3: Cross multiply
    73,289.43x = 101,139.45 × 41,457.66
  4. Step 4: Simplify right side
    73,289.43x = 4,193,004,930.69
  5. Step 5: Solve for x
    x = 4,193,004,930.69/73,289.43
  6. Step 6: Final answer
    x = 57,211.59

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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.