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Finding the Fourth Proportional to 175,463.58, 241,855.36 and 137,155.44

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Solution

The fourth proportional to 175,463.58, 241,855.36 and 137,155.44 is: 189,052.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,463.58 : 241,855.36 = 137,155.44 : x
  2. Step 2: Convert to fraction form
    175,463.58/241,855.36 = 137,155.44/x
  3. Step 3: Cross multiply
    175,463.58x = 241,855.36 × 137,155.44
  4. Step 4: Simplify right side
    175,463.58x = 33,171,778,317.16
  5. Step 5: Solve for x
    x = 33,171,778,317.16/175,463.58
  6. Step 6: Final answer
    x = 189,052.21

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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.