Home / 169,717.86-254,609.63-57,416.38

Finding the Fourth Proportional to 169,717.86, 254,609.63 and 57,416.38

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Solution

The fourth proportional to 169,717.86, 254,609.63 and 57,416.38 is: 86,135.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,717.86 : 254,609.63 = 57,416.38 : x
  2. Step 2: Convert to fraction form
    169,717.86/254,609.63 = 57,416.38/x
  3. Step 3: Cross multiply
    169,717.86x = 254,609.63 × 57,416.38
  4. Step 4: Simplify right side
    169,717.86x = 14,618,763,633.58
  5. Step 5: Solve for x
    x = 14,618,763,633.58/169,717.86
  6. Step 6: Final answer
    x = 86,135.68

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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.