Home / 165,327.36-228,143.04-89,875.52

Finding the Fourth Proportional to 165,327.36, 228,143.04 and 89,875.52

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Solution

The fourth proportional to 165,327.36, 228,143.04 and 89,875.52 is: 124,023.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,327.36 : 228,143.04 = 89,875.52 : x
  2. Step 2: Convert to fraction form
    165,327.36/228,143.04 = 89,875.52/x
  3. Step 3: Cross multiply
    165,327.36x = 228,143.04 × 89,875.52
  4. Step 4: Simplify right side
    165,327.36x = 20,504,474,354.38
  5. Step 5: Solve for x
    x = 20,504,474,354.38/165,327.36
  6. Step 6: Final answer
    x = 124,023.48

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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.