Home / 56,224.50-84,348.88-21,164.04

Finding the Fourth Proportional to 56,224.50, 84,348.88 and 21,164.04

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Solution

The fourth proportional to 56,224.50, 84,348.88 and 21,164.04 is: 31,750.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,224.50 : 84,348.88 = 21,164.04 : x
  2. Step 2: Convert to fraction form
    56,224.50/84,348.88 = 21,164.04/x
  3. Step 3: Cross multiply
    56,224.50x = 84,348.88 × 21,164.04
  4. Step 4: Simplify right side
    56,224.50x = 1,785,163,070.28
  5. Step 5: Solve for x
    x = 1,785,163,070.28/56,224.50
  6. Step 6: Final answer
    x = 31,750.63

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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.