Home / 187,454.10-280,828.06-92,573.28

Finding the Fourth Proportional to 187,454.10, 280,828.06 and 92,573.28

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Solution

The fourth proportional to 187,454.10, 280,828.06 and 92,573.28 is: 138,685.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,454.10 : 280,828.06 = 92,573.28 : x
  2. Step 2: Convert to fraction form
    187,454.10/280,828.06 = 92,573.28/x
  3. Step 3: Cross multiply
    187,454.10x = 280,828.06 × 92,573.28
  4. Step 4: Simplify right side
    187,454.10x = 25,997,174,630.24
  5. Step 5: Solve for x
    x = 25,997,174,630.24/187,454.10
  6. Step 6: Final answer
    x = 138,685.55

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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.