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Finding the Fourth Proportional to 173,055.63, 259,582.28 and 93,131.21

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Solution

The fourth proportional to 173,055.63, 259,582.28 and 93,131.21 is: 139,696.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,055.63 : 259,582.28 = 93,131.21 : x
  2. Step 2: Convert to fraction form
    173,055.63/259,582.28 = 93,131.21/x
  3. Step 3: Cross multiply
    173,055.63x = 259,582.28 × 93,131.21
  4. Step 4: Simplify right side
    173,055.63x = 24,175,210,067.39
  5. Step 5: Solve for x
    x = 24,175,210,067.39/173,055.63
  6. Step 6: Final answer
    x = 139,696.18

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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.