Home / 165,322.69-228,147.95-93,701.17

Finding the Fourth Proportional to 165,322.69, 228,147.95 and 93,701.17

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Solution

The fourth proportional to 165,322.69, 228,147.95 and 93,701.17 is: 129,309.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,322.69 : 228,147.95 = 93,701.17 : x
  2. Step 2: Convert to fraction form
    165,322.69/228,147.95 = 93,701.17/x
  3. Step 3: Cross multiply
    165,322.69x = 228,147.95 × 93,701.17
  4. Step 4: Simplify right side
    165,322.69x = 21,377,729,848.10
  5. Step 5: Solve for x
    x = 21,377,729,848.10/165,322.69
  6. Step 6: Final answer
    x = 129,309.11

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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.