Home / 187,183.80-280,746-60,827.04

Finding the Fourth Proportional to 187,183.80, 280,746 and 60,827.04

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Solution

The fourth proportional to 187,183.80, 280,746 and 60,827.04 is: 91,230.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,183.80 : 280,746 = 60,827.04 : x
  2. Step 2: Convert to fraction form
    187,183.80/280,746 = 60,827.04/x
  3. Step 3: Cross multiply
    187,183.80x = 280,746 × 60,827.04
  4. Step 4: Simplify right side
    187,183.80x = 17,076,948,171.84
  5. Step 5: Solve for x
    x = 17,076,948,171.84/187,183.80
  6. Step 6: Final answer
    x = 91,230.91

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1.5x scale

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.