Home / 106,734.64-159,974.72-49,732.08

Finding the Fourth Proportional to 106,734.64, 159,974.72 and 49,732.08

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Solution

The fourth proportional to 106,734.64, 159,974.72 and 49,732.08 is: 74,538.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,734.64 : 159,974.72 = 49,732.08 : x
  2. Step 2: Convert to fraction form
    106,734.64/159,974.72 = 49,732.08/x
  3. Step 3: Cross multiply
    106,734.64x = 159,974.72 × 49,732.08
  4. Step 4: Simplify right side
    106,734.64x = 7,955,875,573.02
  5. Step 5: Solve for x
    x = 7,955,875,573.02/106,734.64
  6. Step 6: Final answer
    x = 74,538.83

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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.