Home / 165,334.68-228,166.56-89,888.04

Finding the Fourth Proportional to 165,334.68, 228,166.56 and 89,888.04

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Solution

The fourth proportional to 165,334.68, 228,166.56 and 89,888.04 is: 124,048.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,334.68 : 228,166.56 = 89,888.04 : x
  2. Step 2: Convert to fraction form
    165,334.68/228,166.56 = 89,888.04/x
  3. Step 3: Cross multiply
    165,334.68x = 228,166.56 × 89,888.04
  4. Step 4: Simplify right side
    165,334.68x = 20,509,444,871.94
  5. Step 5: Solve for x
    x = 20,509,444,871.94/165,334.68
  6. Step 6: Final answer
    x = 124,048.05

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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.