Home / 166,746-250,165.86-66,976.23

Finding the Fourth Proportional to 166,746, 250,165.86 and 66,976.23

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Solution

The fourth proportional to 166,746, 250,165.86 and 66,976.23 is: 100,483.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,746 : 250,165.86 = 66,976.23 : x
  2. Step 2: Convert to fraction form
    166,746/250,165.86 = 66,976.23/x
  3. Step 3: Cross multiply
    166,746x = 250,165.86 × 66,976.23
  4. Step 4: Simplify right side
    166,746x = 16,755,166,177.51
  5. Step 5: Solve for x
    x = 16,755,166,177.51/166,746
  6. Step 6: Final answer
    x = 100,483.17

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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.