Home / 134,270.46-185,292.99-76,928.33

Finding the Fourth Proportional to 134,270.46, 185,292.99 and 76,928.33

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Solution

The fourth proportional to 134,270.46, 185,292.99 and 76,928.33 is: 106,160.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,270.46 : 185,292.99 = 76,928.33 : x
  2. Step 2: Convert to fraction form
    134,270.46/185,292.99 = 76,928.33/x
  3. Step 3: Cross multiply
    134,270.46x = 185,292.99 × 76,928.33
  4. Step 4: Simplify right side
    134,270.46x = 14,254,279,354.94
  5. Step 5: Solve for x
    x = 14,254,279,354.94/134,270.46
  6. Step 6: Final answer
    x = 106,160.95

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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.