Home / 183,738.06-275,668.56-71,422.02

Finding the Fourth Proportional to 183,738.06, 275,668.56 and 71,422.02

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Solution

The fourth proportional to 183,738.06, 275,668.56 and 71,422.02 is: 107,156.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,738.06 : 275,668.56 = 71,422.02 : x
  2. Step 2: Convert to fraction form
    183,738.06/275,668.56 = 71,422.02/x
  3. Step 3: Cross multiply
    183,738.06x = 275,668.56 × 71,422.02
  4. Step 4: Simplify right side
    183,738.06x = 19,688,805,405.69
  5. Step 5: Solve for x
    x = 19,688,805,405.69/183,738.06
  6. Step 6: Final answer
    x = 107,156.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.