Home / 187,454.03-280,827.90-92,573.15

Finding the Fourth Proportional to 187,454.03, 280,827.90 and 92,573.15

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Solution

The fourth proportional to 187,454.03, 280,827.90 and 92,573.15 is: 138,685.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,454.03 : 280,827.90 = 92,573.15 : x
  2. Step 2: Convert to fraction form
    187,454.03/280,827.90 = 92,573.15/x
  3. Step 3: Cross multiply
    187,454.03x = 280,827.90 × 92,573.15
  4. Step 4: Simplify right side
    187,454.03x = 25,997,121,906.75
  5. Step 5: Solve for x
    x = 25,997,121,906.75/187,454.03
  6. Step 6: Final answer
    x = 138,685.32

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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.