Home / 73,845.45-101,890.26-43,610.13

Finding the Fourth Proportional to 73,845.45, 101,890.26 and 43,610.13

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Solution

The fourth proportional to 73,845.45, 101,890.26 and 43,610.13 is: 60,172.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,845.45 : 101,890.26 = 43,610.13 : x
  2. Step 2: Convert to fraction form
    73,845.45/101,890.26 = 43,610.13/x
  3. Step 3: Cross multiply
    73,845.45x = 101,890.26 × 43,610.13
  4. Step 4: Simplify right side
    73,845.45x = 4,443,447,484.33
  5. Step 5: Solve for x
    x = 4,443,447,484.33/73,845.45
  6. Step 6: Final answer
    x = 60,172.26

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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.