Home / 165,015.96-227,722.01-89,564.46

Finding the Fourth Proportional to 165,015.96, 227,722.01 and 89,564.46

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Solution

The fourth proportional to 165,015.96, 227,722.01 and 89,564.46 is: 123,598.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,015.96 : 227,722.01 = 89,564.46 : x
  2. Step 2: Convert to fraction form
    165,015.96/227,722.01 = 89,564.46/x
  3. Step 3: Cross multiply
    165,015.96x = 227,722.01 × 89,564.46
  4. Step 4: Simplify right side
    165,015.96x = 20,395,798,407.94
  5. Step 5: Solve for x
    x = 20,395,798,407.94/165,015.96
  6. Step 6: Final answer
    x = 123,598.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.