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Finding the Fourth Proportional to 169,854.86, 254,781.36 and 43,494.86

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Solution

The fourth proportional to 169,854.86, 254,781.36 and 43,494.86 is: 65,242.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,854.86 : 254,781.36 = 43,494.86 : x
  2. Step 2: Convert to fraction form
    169,854.86/254,781.36 = 43,494.86/x
  3. Step 3: Cross multiply
    169,854.86x = 254,781.36 × 43,494.86
  4. Step 4: Simplify right side
    169,854.86x = 11,081,679,583.81
  5. Step 5: Solve for x
    x = 11,081,679,583.81/169,854.86
  6. Step 6: Final answer
    x = 65,242.05

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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.