Home / 175,712.09-263,584.35-57,384.05

Finding the Fourth Proportional to 175,712.09, 263,584.35 and 57,384.05

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Solution

The fourth proportional to 175,712.09, 263,584.35 and 57,384.05 is: 86,081.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,712.09 : 263,584.35 = 57,384.05 : x
  2. Step 2: Convert to fraction form
    175,712.09/263,584.35 = 57,384.05/x
  3. Step 3: Cross multiply
    175,712.09x = 263,584.35 × 57,384.05
  4. Step 4: Simplify right side
    175,712.09x = 15,125,536,201.70
  5. Step 5: Solve for x
    x = 15,125,536,201.70/175,712.09
  6. Step 6: Final answer
    x = 86,081.37

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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.