Home / 175,405.05-263,135.07-57,048.66

Finding the Fourth Proportional to 175,405.05, 263,135.07 and 57,048.66

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Solution

The fourth proportional to 175,405.05, 263,135.07 and 57,048.66 is: 85,581.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,405.05 : 263,135.07 = 57,048.66 : x
  2. Step 2: Convert to fraction form
    175,405.05/263,135.07 = 57,048.66/x
  3. Step 3: Cross multiply
    175,405.05x = 263,135.07 × 57,048.66
  4. Step 4: Simplify right side
    175,405.05x = 15,011,503,142.51
  5. Step 5: Solve for x
    x = 15,011,503,142.51/175,405.05
  6. Step 6: Final answer
    x = 85,581.93

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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.