Home / 165,285.64-228,094.50-89,833.96

Finding the Fourth Proportional to 165,285.64, 228,094.50 and 89,833.96

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Solution

The fourth proportional to 165,285.64, 228,094.50 and 89,833.96 is: 123,971.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,285.64 : 228,094.50 = 89,833.96 : x
  2. Step 2: Convert to fraction form
    165,285.64/228,094.50 = 89,833.96/x
  3. Step 3: Cross multiply
    165,285.64x = 228,094.50 × 89,833.96
  4. Step 4: Simplify right side
    165,285.64x = 20,490,632,189.22
  5. Step 5: Solve for x
    x = 20,490,632,189.22/165,285.64
  6. Step 6: Final answer
    x = 123,971.04

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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.