Home / 61,724.18-85,179.48-33,429.87

Finding the Fourth Proportional to 61,724.18, 85,179.48 and 33,429.87

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Solution

The fourth proportional to 61,724.18, 85,179.48 and 33,429.87 is: 46,133.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,724.18 : 85,179.48 = 33,429.87 : x
  2. Step 2: Convert to fraction form
    61,724.18/85,179.48 = 33,429.87/x
  3. Step 3: Cross multiply
    61,724.18x = 85,179.48 × 33,429.87
  4. Step 4: Simplify right side
    61,724.18x = 2,847,538,775.92
  5. Step 5: Solve for x
    x = 2,847,538,775.92/61,724.18
  6. Step 6: Final answer
    x = 46,133.28

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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.