Home / 61,739.01-85,112.57-43,827.48

Finding the Fourth Proportional to 61,739.01, 85,112.57 and 43,827.48

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Solution

The fourth proportional to 61,739.01, 85,112.57 and 43,827.48 is: 60,419.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,739.01 : 85,112.57 = 43,827.48 : x
  2. Step 2: Convert to fraction form
    61,739.01/85,112.57 = 43,827.48/x
  3. Step 3: Cross multiply
    61,739.01x = 85,112.57 × 43,827.48
  4. Step 4: Simplify right side
    61,739.01x = 3,730,269,568.99
  5. Step 5: Solve for x
    x = 3,730,269,568.99/61,739.01
  6. Step 6: Final answer
    x = 60,419.98

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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.