Home / 134,212.75-185,217.13-73,784.92

Finding the Fourth Proportional to 134,212.75, 185,217.13 and 73,784.92

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Solution

The fourth proportional to 134,212.75, 185,217.13 and 73,784.92 is: 101,825.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,212.75 : 185,217.13 = 73,784.92 : x
  2. Step 2: Convert to fraction form
    134,212.75/185,217.13 = 73,784.92/x
  3. Step 3: Cross multiply
    134,212.75x = 185,217.13 × 73,784.92
  4. Step 4: Simplify right side
    134,212.75x = 13,666,231,119.68
  5. Step 5: Solve for x
    x = 13,666,231,119.68/134,212.75
  6. Step 6: Final answer
    x = 101,825.13

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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.