Home / 174,620.91-261,712.33-74,663.77

Finding the Fourth Proportional to 174,620.91, 261,712.33 and 74,663.77

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Solution

The fourth proportional to 174,620.91, 261,712.33 and 74,663.77 is: 111,902.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,620.91 : 261,712.33 = 74,663.77 : x
  2. Step 2: Convert to fraction form
    174,620.91/261,712.33 = 74,663.77/x
  3. Step 3: Cross multiply
    174,620.91x = 261,712.33 × 74,663.77
  4. Step 4: Simplify right side
    174,620.91x = 19,540,429,213.28
  5. Step 5: Solve for x
    x = 19,540,429,213.28/174,620.91
  6. Step 6: Final answer
    x = 111,902.00

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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.