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Finding the Fourth Proportional to 169,056.59, 253,678.26 and 94,218.91

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Solution

The fourth proportional to 169,056.59, 253,678.26 and 94,218.91 is: 141,380.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,056.59 : 253,678.26 = 94,218.91 : x
  2. Step 2: Convert to fraction form
    169,056.59/253,678.26 = 94,218.91/x
  3. Step 3: Cross multiply
    169,056.59x = 253,678.26 × 94,218.91
  4. Step 4: Simplify right side
    169,056.59x = 23,901,288,867.02
  5. Step 5: Solve for x
    x = 23,901,288,867.02/169,056.59
  6. Step 6: Final answer
    x = 141,380.41

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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.