Home / 175,720.62-263,578.59-42,602.09

Finding the Fourth Proportional to 175,720.62, 263,578.59 and 42,602.09

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Solution

The fourth proportional to 175,720.62, 263,578.59 and 42,602.09 is: 63,902.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,720.62 : 263,578.59 = 42,602.09 : x
  2. Step 2: Convert to fraction form
    175,720.62/263,578.59 = 42,602.09/x
  3. Step 3: Cross multiply
    175,720.62x = 263,578.59 × 42,602.09
  4. Step 4: Simplify right side
    175,720.62x = 11,228,997,495.36
  5. Step 5: Solve for x
    x = 11,228,997,495.36/175,720.62
  6. Step 6: Final answer
    x = 63,902.56

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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.