Home / 136,698.56-205,236.71-94,474.61

Finding the Fourth Proportional to 136,698.56, 205,236.71 and 94,474.61

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Solution

The fourth proportional to 136,698.56, 205,236.71 and 94,474.61 is: 141,842.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,698.56 : 205,236.71 = 94,474.61 : x
  2. Step 2: Convert to fraction form
    136,698.56/205,236.71 = 94,474.61/x
  3. Step 3: Cross multiply
    136,698.56x = 205,236.71 × 94,474.61
  4. Step 4: Simplify right side
    136,698.56x = 19,389,658,134.93
  5. Step 5: Solve for x
    x = 19,389,658,134.93/136,698.56
  6. Step 6: Final answer
    x = 141,842.45

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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.