Home / 179,681.63-269,709.28-132,350.11

Finding the Fourth Proportional to 179,681.63, 269,709.28 and 132,350.11

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Solution

The fourth proportional to 179,681.63, 269,709.28 and 132,350.11 is: 198,662.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,681.63 : 269,709.28 = 132,350.11 : x
  2. Step 2: Convert to fraction form
    179,681.63/269,709.28 = 132,350.11/x
  3. Step 3: Cross multiply
    179,681.63x = 269,709.28 × 132,350.11
  4. Step 4: Simplify right side
    179,681.63x = 35,696,051,870.87
  5. Step 5: Solve for x
    x = 35,696,051,870.87/179,681.63
  6. Step 6: Final answer
    x = 198,662.78

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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.