Home / 182,138.36-251,237.30-117,582.77

Finding the Fourth Proportional to 182,138.36, 251,237.30 and 117,582.77

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Solution

The fourth proportional to 182,138.36, 251,237.30 and 117,582.77 is: 162,190.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,138.36 : 251,237.30 = 117,582.77 : x
  2. Step 2: Convert to fraction form
    182,138.36/251,237.30 = 117,582.77/x
  3. Step 3: Cross multiply
    182,138.36x = 251,237.30 × 117,582.77
  4. Step 4: Simplify right side
    182,138.36x = 29,541,177,701.50
  5. Step 5: Solve for x
    x = 29,541,177,701.50/182,138.36
  6. Step 6: Final answer
    x = 162,190.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.