Home / 165,532.75-228,419.40-92,919.02

Finding the Fourth Proportional to 165,532.75, 228,419.40 and 92,919.02

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Solution

The fourth proportional to 165,532.75, 228,419.40 and 92,919.02 is: 128,219.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,532.75 : 228,419.40 = 92,919.02 : x
  2. Step 2: Convert to fraction form
    165,532.75/228,419.40 = 92,919.02/x
  3. Step 3: Cross multiply
    165,532.75x = 228,419.40 × 92,919.02
  4. Step 4: Simplify right side
    165,532.75x = 21,224,506,796.99
  5. Step 5: Solve for x
    x = 21,224,506,796.99/165,532.75
  6. Step 6: Final answer
    x = 128,219.38

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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.