Home / 101,865.74-140,284.06-73,526.54

Finding the Fourth Proportional to 101,865.74, 140,284.06 and 73,526.54

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Solution

The fourth proportional to 101,865.74, 140,284.06 and 73,526.54 is: 101,256.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,865.74 : 140,284.06 = 73,526.54 : x
  2. Step 2: Convert to fraction form
    101,865.74/140,284.06 = 73,526.54/x
  3. Step 3: Cross multiply
    101,865.74x = 140,284.06 × 73,526.54
  4. Step 4: Simplify right side
    101,865.74x = 10,314,601,548.95
  5. Step 5: Solve for x
    x = 10,314,601,548.95/101,865.74
  6. Step 6: Final answer
    x = 101,256.83

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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.