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Finding the Fourth Proportional to 248,361.66, 342,746.64 and 175,894.38

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Solution

The fourth proportional to 248,361.66, 342,746.64 and 175,894.38 is: 242,739.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,361.66 : 342,746.64 = 175,894.38 : x
  2. Step 2: Convert to fraction form
    248,361.66/342,746.64 = 175,894.38/x
  3. Step 3: Cross multiply
    248,361.66x = 342,746.64 × 175,894.38
  4. Step 4: Simplify right side
    248,361.66x = 60,287,207,739.88
  5. Step 5: Solve for x
    x = 60,287,207,739.88/248,361.66
  6. Step 6: Final answer
    x = 242,739.59

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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.