Home / 110,386.36-165,581.09-31,500.60

Finding the Fourth Proportional to 110,386.36, 165,581.09 and 31,500.60

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Solution

The fourth proportional to 110,386.36, 165,581.09 and 31,500.60 is: 47,251.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,386.36 : 165,581.09 = 31,500.60 : x
  2. Step 2: Convert to fraction form
    110,386.36/165,581.09 = 31,500.60/x
  3. Step 3: Cross multiply
    110,386.36x = 165,581.09 × 31,500.60
  4. Step 4: Simplify right side
    110,386.36x = 5,215,903,683.65
  5. Step 5: Solve for x
    x = 5,215,903,683.65/110,386.36
  6. Step 6: Final answer
    x = 47,251.34

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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.