Home / 106,141.58-159,207.18-39,576.52

Finding the Fourth Proportional to 106,141.58, 159,207.18 and 39,576.52

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Solution

The fourth proportional to 106,141.58, 159,207.18 and 39,576.52 is: 59,362.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,141.58 : 159,207.18 = 39,576.52 : x
  2. Step 2: Convert to fraction form
    106,141.58/159,207.18 = 39,576.52/x
  3. Step 3: Cross multiply
    106,141.58x = 159,207.18 × 39,576.52
  4. Step 4: Simplify right side
    106,141.58x = 6,300,865,893.81
  5. Step 5: Solve for x
    x = 6,300,865,893.81/106,141.58
  6. Step 6: Final answer
    x = 59,362.84

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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.