Home / 175,638.33-263,458.17-42,518.37

Finding the Fourth Proportional to 175,638.33, 263,458.17 and 42,518.37

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Solution

The fourth proportional to 175,638.33, 263,458.17 and 42,518.37 is: 63,777.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,638.33 : 263,458.17 = 42,518.37 : x
  2. Step 2: Convert to fraction form
    175,638.33/263,458.17 = 42,518.37/x
  3. Step 3: Cross multiply
    175,638.33x = 263,458.17 × 42,518.37
  4. Step 4: Simplify right side
    175,638.33x = 11,201,812,939.55
  5. Step 5: Solve for x
    x = 11,201,812,939.55/175,638.33
  6. Step 6: Final answer
    x = 63,777.72

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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.