Home / 84,893.24-127,164.86-49,726.28

Finding the Fourth Proportional to 84,893.24, 127,164.86 and 49,726.28

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Solution

The fourth proportional to 84,893.24, 127,164.86 and 49,726.28 is: 74,486.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,893.24 : 127,164.86 = 49,726.28 : x
  2. Step 2: Convert to fraction form
    84,893.24/127,164.86 = 49,726.28/x
  3. Step 3: Cross multiply
    84,893.24x = 127,164.86 × 49,726.28
  4. Step 4: Simplify right side
    84,893.24x = 6,323,435,434.52
  5. Step 5: Solve for x
    x = 6,323,435,434.52/84,893.24
  6. Step 6: Final answer
    x = 74,486.91

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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.