Home / 61,296.21-84,617.73-40,912.02

Finding the Fourth Proportional to 61,296.21, 84,617.73 and 40,912.02

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Solution

The fourth proportional to 61,296.21, 84,617.73 and 40,912.02 is: 56,477.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,296.21 : 84,617.73 = 40,912.02 : x
  2. Step 2: Convert to fraction form
    61,296.21/84,617.73 = 40,912.02/x
  3. Step 3: Cross multiply
    61,296.21x = 84,617.73 × 40,912.02
  4. Step 4: Simplify right side
    61,296.21x = 3,461,882,262.11
  5. Step 5: Solve for x
    x = 3,461,882,262.11/61,296.21
  6. Step 6: Final answer
    x = 56,477.92

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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.