Home / 165,247.17-228,042.54-89,795.67

Finding the Fourth Proportional to 165,247.17, 228,042.54 and 89,795.67

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Solution

The fourth proportional to 165,247.17, 228,042.54 and 89,795.67 is: 123,918.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,247.17 : 228,042.54 = 89,795.67 : x
  2. Step 2: Convert to fraction form
    165,247.17/228,042.54 = 89,795.67/x
  3. Step 3: Cross multiply
    165,247.17x = 228,042.54 × 89,795.67
  4. Step 4: Simplify right side
    165,247.17x = 20,477,233,095.38
  5. Step 5: Solve for x
    x = 20,477,233,095.38/165,247.17
  6. Step 6: Final answer
    x = 123,918.81

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1.5x scale

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.