Home / 165,814.48-248,720.71-47,485.83

Finding the Fourth Proportional to 165,814.48, 248,720.71 and 47,485.83

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Solution

The fourth proportional to 165,814.48, 248,720.71 and 47,485.83 is: 71,228.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,814.48 : 248,720.71 = 47,485.83 : x
  2. Step 2: Convert to fraction form
    165,814.48/248,720.71 = 47,485.83/x
  3. Step 3: Cross multiply
    165,814.48x = 248,720.71 × 47,485.83
  4. Step 4: Simplify right side
    165,814.48x = 11,810,709,352.54
  5. Step 5: Solve for x
    x = 11,810,709,352.54/165,814.48
  6. Step 6: Final answer
    x = 71,228.46

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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.