Home / 132,679.28-183,276.50-106,008.81

Finding the Fourth Proportional to 132,679.28, 183,276.50 and 106,008.81

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Solution

The fourth proportional to 132,679.28, 183,276.50 and 106,008.81 is: 146,435.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,679.28 : 183,276.50 = 106,008.81 : x
  2. Step 2: Convert to fraction form
    132,679.28/183,276.50 = 106,008.81/x
  3. Step 3: Cross multiply
    132,679.28x = 183,276.50 × 106,008.81
  4. Step 4: Simplify right side
    132,679.28x = 19,428,923,135.92
  5. Step 5: Solve for x
    x = 19,428,923,135.92/132,679.28
  6. Step 6: Final answer
    x = 146,435.25

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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.