Home / 117,523.28-176,354.97-42,649.27

Finding the Fourth Proportional to 117,523.28, 176,354.97 and 42,649.27

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Solution

The fourth proportional to 117,523.28, 176,354.97 and 42,649.27 is: 63,999.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,523.28 : 176,354.97 = 42,649.27 : x
  2. Step 2: Convert to fraction form
    117,523.28/176,354.97 = 42,649.27/x
  3. Step 3: Cross multiply
    117,523.28x = 176,354.97 × 42,649.27
  4. Step 4: Simplify right side
    117,523.28x = 7,521,410,731.37
  5. Step 5: Solve for x
    x = 7,521,410,731.37/117,523.28
  6. Step 6: Final answer
    x = 63,999.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.