Home / 165,235.17-228,025.28-93,629.15

Finding the Fourth Proportional to 165,235.17, 228,025.28 and 93,629.15

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Solution

The fourth proportional to 165,235.17, 228,025.28 and 93,629.15 is: 129,208.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,235.17 : 228,025.28 = 93,629.15 : x
  2. Step 2: Convert to fraction form
    165,235.17/228,025.28 = 93,629.15/x
  3. Step 3: Cross multiply
    165,235.17x = 228,025.28 × 93,629.15
  4. Step 4: Simplify right side
    165,235.17x = 21,349,811,536.64
  5. Step 5: Solve for x
    x = 21,349,811,536.64/165,235.17
  6. Step 6: Final answer
    x = 129,208.64

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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.