Home / 62,278.22-85,917.75-43,426.28

Finding the Fourth Proportional to 62,278.22, 85,917.75 and 43,426.28

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Solution

The fourth proportional to 62,278.22, 85,917.75 and 43,426.28 is: 59,910.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,278.22 : 85,917.75 = 43,426.28 : x
  2. Step 2: Convert to fraction form
    62,278.22/85,917.75 = 43,426.28/x
  3. Step 3: Cross multiply
    62,278.22x = 85,917.75 × 43,426.28
  4. Step 4: Simplify right side
    62,278.22x = 3,731,087,838.88
  5. Step 5: Solve for x
    x = 3,731,087,838.88/62,278.22
  6. Step 6: Final answer
    x = 59,910.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.