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Finding the Fourth Proportional to 175,253.86, 241,836.33 and 103,636.90

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Solution

The fourth proportional to 175,253.86, 241,836.33 and 103,636.90 is: 143,010.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,253.86 : 241,836.33 = 103,636.90 : x
  2. Step 2: Convert to fraction form
    175,253.86/241,836.33 = 103,636.90/x
  3. Step 3: Cross multiply
    175,253.86x = 241,836.33 × 103,636.90
  4. Step 4: Simplify right side
    175,253.86x = 25,063,167,548.58
  5. Step 5: Solve for x
    x = 25,063,167,548.58/175,253.86
  6. Step 6: Final answer
    x = 143,010.64

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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.