Home / 169,890.60-254,837.40-51,561.92

Finding the Fourth Proportional to 169,890.60, 254,837.40 and 51,561.92

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Solution

The fourth proportional to 169,890.60, 254,837.40 and 51,561.92 is: 77,343.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,890.60 : 254,837.40 = 51,561.92 : x
  2. Step 2: Convert to fraction form
    169,890.60/254,837.40 = 51,561.92/x
  3. Step 3: Cross multiply
    169,890.60x = 254,837.40 × 51,561.92
  4. Step 4: Simplify right side
    169,890.60x = 13,139,904,357.62
  5. Step 5: Solve for x
    x = 13,139,904,357.62/169,890.60
  6. Step 6: Final answer
    x = 77,343.33

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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.