Home / 175,780.20-263,573.10-57,390.60

Finding the Fourth Proportional to 175,780.20, 263,573.10 and 57,390.60

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Solution

The fourth proportional to 175,780.20, 263,573.10 and 57,390.60 is: 86,054.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,780.20 : 263,573.10 = 57,390.60 : x
  2. Step 2: Convert to fraction form
    175,780.20/263,573.10 = 57,390.60/x
  3. Step 3: Cross multiply
    175,780.20x = 263,573.10 × 57,390.60
  4. Step 4: Simplify right side
    175,780.20x = 15,126,618,352.86
  5. Step 5: Solve for x
    x = 15,126,618,352.86/175,780.20
  6. Step 6: Final answer
    x = 86,054.17

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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.