Home / 183,342.42-275,092.07-76,751.28

Finding the Fourth Proportional to 183,342.42, 275,092.07 and 76,751.28

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Solution

The fourth proportional to 183,342.42, 275,092.07 and 76,751.28 is: 115,159.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,342.42 : 275,092.07 = 76,751.28 : x
  2. Step 2: Convert to fraction form
    183,342.42/275,092.07 = 76,751.28/x
  3. Step 3: Cross multiply
    183,342.42x = 275,092.07 × 76,751.28
  4. Step 4: Simplify right side
    183,342.42x = 21,113,668,106.59
  5. Step 5: Solve for x
    x = 21,113,668,106.59/183,342.42
  6. Step 6: Final answer
    x = 115,159.75

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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.