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Finding the Fourth Proportional to 169,539.84, 254,208.84 and 57,192.42

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Solution

The fourth proportional to 169,539.84, 254,208.84 and 57,192.42 is: 85,754.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,539.84 : 254,208.84 = 57,192.42 : x
  2. Step 2: Convert to fraction form
    169,539.84/254,208.84 = 57,192.42/x
  3. Step 3: Cross multiply
    169,539.84x = 254,208.84 × 57,192.42
  4. Step 4: Simplify right side
    169,539.84x = 14,538,818,744.99
  5. Step 5: Solve for x
    x = 14,538,818,744.99/169,539.84
  6. Step 6: Final answer
    x = 85,754.59

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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.