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Finding the Fourth Proportional to 169,677.99, 254,474.94 and 57,355.71

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Solution

The fourth proportional to 169,677.99, 254,474.94 and 57,355.71 is: 86,019.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,677.99 : 254,474.94 = 57,355.71 : x
  2. Step 2: Convert to fraction form
    169,677.99/254,474.94 = 57,355.71/x
  3. Step 3: Cross multiply
    169,677.99x = 254,474.94 × 57,355.71
  4. Step 4: Simplify right side
    169,677.99x = 14,595,590,860.91
  5. Step 5: Solve for x
    x = 14,595,590,860.91/169,677.99
  6. Step 6: Final answer
    x = 86,019.35

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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.