Home / 61,722.22-85,176.58-33,428.02

Finding the Fourth Proportional to 61,722.22, 85,176.58 and 33,428.02

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Solution

The fourth proportional to 61,722.22, 85,176.58 and 33,428.02 is: 46,130.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,722.22 : 85,176.58 = 33,428.02 : x
  2. Step 2: Convert to fraction form
    61,722.22/85,176.58 = 33,428.02/x
  3. Step 3: Cross multiply
    61,722.22x = 85,176.58 × 33,428.02
  4. Step 4: Simplify right side
    61,722.22x = 2,847,283,826.75
  5. Step 5: Solve for x
    x = 2,847,283,826.75/61,722.22
  6. Step 6: Final answer
    x = 46,130.62

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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.