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Finding the Fourth Proportional to 167,190, 250,785 and 56,382

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Solution

The fourth proportional to 167,190, 250,785 and 56,382 is: 84,573

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,190 : 250,785 = 56,382 : x
  2. Step 2: Convert to fraction form
    167,190/250,785 = 56,382/x
  3. Step 3: Cross multiply
    167,190x = 250,785 × 56,382
  4. Step 4: Simplify right side
    167,190x = 14,139,759,870
  5. Step 5: Solve for x
    x = 14,139,759,870/167,190
  6. Step 6: Final answer
    x = 84,573

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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.