Home / 110,288.70-165,501.45-57,735.90

Finding the Fourth Proportional to 110,288.70, 165,501.45 and 57,735.90

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Solution

The fourth proportional to 110,288.70, 165,501.45 and 57,735.90 is: 86,639.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,288.70 : 165,501.45 = 57,735.90 : x
  2. Step 2: Convert to fraction form
    110,288.70/165,501.45 = 57,735.90/x
  3. Step 3: Cross multiply
    110,288.70x = 165,501.45 × 57,735.90
  4. Step 4: Simplify right side
    110,288.70x = 9,555,375,167.06
  5. Step 5: Solve for x
    x = 9,555,375,167.06/110,288.70
  6. Step 6: Final answer
    x = 86,639.66

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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.