Home / 106,239.31-159,370.64-35,136.05

Finding the Fourth Proportional to 106,239.31, 159,370.64 and 35,136.05

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Solution

The fourth proportional to 106,239.31, 159,370.64 and 35,136.05 is: 52,707.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,239.31 : 159,370.64 = 35,136.05 : x
  2. Step 2: Convert to fraction form
    106,239.31/159,370.64 = 35,136.05/x
  3. Step 3: Cross multiply
    106,239.31x = 159,370.64 × 35,136.05
  4. Step 4: Simplify right side
    106,239.31x = 5,599,653,803.04
  5. Step 5: Solve for x
    x = 5,599,653,803.04/106,239.31
  6. Step 6: Final answer
    x = 52,707.93

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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.