Home / 165,221.64-247,796.28-46,890.36

Finding the Fourth Proportional to 165,221.64, 247,796.28 and 46,890.36

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Solution

The fourth proportional to 165,221.64, 247,796.28 and 46,890.36 is: 70,325.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,221.64 : 247,796.28 = 46,890.36 : x
  2. Step 2: Convert to fraction form
    165,221.64/247,796.28 = 46,890.36/x
  3. Step 3: Cross multiply
    165,221.64x = 247,796.28 × 46,890.36
  4. Step 4: Simplify right side
    165,221.64x = 11,619,256,775.86
  5. Step 5: Solve for x
    x = 11,619,256,775.86/165,221.64
  6. Step 6: Final answer
    x = 70,325.27

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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.