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Finding the Fourth Proportional to 356,376.88, 534,740.95 and 166,850.07

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Solution

The fourth proportional to 356,376.88, 534,740.95 and 166,850.07 is: 250,357.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,376.88 : 534,740.95 = 166,850.07 : x
  2. Step 2: Convert to fraction form
    356,376.88/534,740.95 = 166,850.07/x
  3. Step 3: Cross multiply
    356,376.88x = 534,740.95 × 166,850.07
  4. Step 4: Simplify right side
    356,376.88x = 89,221,564,939.37
  5. Step 5: Solve for x
    x = 89,221,564,939.37/356,376.88
  6. Step 6: Final answer
    x = 250,357.33

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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.