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Finding the Fourth Proportional to 169,906.98, 254,842.85 and 57,584.28

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Solution

The fourth proportional to 169,906.98, 254,842.85 and 57,584.28 is: 86,370.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,906.98 : 254,842.85 = 57,584.28 : x
  2. Step 2: Convert to fraction form
    169,906.98/254,842.85 = 57,584.28/x
  3. Step 3: Cross multiply
    169,906.98x = 254,842.85 × 57,584.28
  4. Step 4: Simplify right side
    169,906.98x = 14,674,941,742.48
  5. Step 5: Solve for x
    x = 14,674,941,742.48/169,906.98
  6. Step 6: Final answer
    x = 86,370.45

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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.