Home / 187,156.23-280,650.93-54,004.86

Finding the Fourth Proportional to 187,156.23, 280,650.93 and 54,004.86

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Solution

The fourth proportional to 187,156.23, 280,650.93 and 54,004.86 is: 80,983.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,156.23 : 280,650.93 = 54,004.86 : x
  2. Step 2: Convert to fraction form
    187,156.23/280,650.93 = 54,004.86/x
  3. Step 3: Cross multiply
    187,156.23x = 280,650.93 × 54,004.86
  4. Step 4: Simplify right side
    187,156.23x = 15,156,514,183.52
  5. Step 5: Solve for x
    x = 15,156,514,183.52/187,156.23
  6. Step 6: Final answer
    x = 80,983.22

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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.