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Finding the Fourth Proportional to 169,284.75, 253,853.29 and 64,029.90

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Solution

The fourth proportional to 169,284.75, 253,853.29 and 64,029.90 is: 96,016.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,284.75 : 253,853.29 = 64,029.90 : x
  2. Step 2: Convert to fraction form
    169,284.75/253,853.29 = 64,029.90/x
  3. Step 3: Cross multiply
    169,284.75x = 253,853.29 × 64,029.90
  4. Step 4: Simplify right side
    169,284.75x = 16,254,201,805.36
  5. Step 5: Solve for x
    x = 16,254,201,805.36/169,284.75
  6. Step 6: Final answer
    x = 96,016.93

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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.