Home / 106,474.17-159,664.50-39,867.59

Finding the Fourth Proportional to 106,474.17, 159,664.50 and 39,867.59

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Solution

The fourth proportional to 106,474.17, 159,664.50 and 39,867.59 is: 59,783.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,474.17 : 159,664.50 = 39,867.59 : x
  2. Step 2: Convert to fraction form
    106,474.17/159,664.50 = 39,867.59/x
  3. Step 3: Cross multiply
    106,474.17x = 159,664.50 × 39,867.59
  4. Step 4: Simplify right side
    106,474.17x = 6,365,438,696.58
  5. Step 5: Solve for x
    x = 6,365,438,696.58/106,474.17
  6. Step 6: Final answer
    x = 59,783.88

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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.