Home / 165,415.50-228,273.37-93,795.50

Finding the Fourth Proportional to 165,415.50, 228,273.37 and 93,795.50

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Solution

The fourth proportional to 165,415.50, 228,273.37 and 93,795.50 is: 129,437.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,415.50 : 228,273.37 = 93,795.50 : x
  2. Step 2: Convert to fraction form
    165,415.50/228,273.37 = 93,795.50/x
  3. Step 3: Cross multiply
    165,415.50x = 228,273.37 × 93,795.50
  4. Step 4: Simplify right side
    165,415.50x = 21,411,014,875.84
  5. Step 5: Solve for x
    x = 21,411,014,875.84/165,415.50
  6. Step 6: Final answer
    x = 129,437.78

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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.