Home / 117,578.21-176,365.58-28,832.38

Finding the Fourth Proportional to 117,578.21, 176,365.58 and 28,832.38

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Solution

The fourth proportional to 117,578.21, 176,365.58 and 28,832.38 is: 43,248.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,578.21 : 176,365.58 = 28,832.38 : x
  2. Step 2: Convert to fraction form
    117,578.21/176,365.58 = 28,832.38/x
  3. Step 3: Cross multiply
    117,578.21x = 176,365.58 × 28,832.38
  4. Step 4: Simplify right side
    117,578.21x = 5,085,038,836.40
  5. Step 5: Solve for x
    x = 5,085,038,836.40/117,578.21
  6. Step 6: Final answer
    x = 43,248.14

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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.