Home / 165,041.87-227,763.20-93,420.37

Finding the Fourth Proportional to 165,041.87, 227,763.20 and 93,420.37

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Solution

The fourth proportional to 165,041.87, 227,763.20 and 93,420.37 is: 128,923.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,041.87 : 227,763.20 = 93,420.37 : x
  2. Step 2: Convert to fraction form
    165,041.87/227,763.20 = 93,420.37/x
  3. Step 3: Cross multiply
    165,041.87x = 227,763.20 × 93,420.37
  4. Step 4: Simplify right side
    165,041.87x = 21,277,720,810.47
  5. Step 5: Solve for x
    x = 21,277,720,810.47/165,041.87
  6. Step 6: Final answer
    x = 128,923.17

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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.