Home / 61,439.21-84,812.27-41,307.77

Finding the Fourth Proportional to 61,439.21, 84,812.27 and 41,307.77

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Solution

The fourth proportional to 61,439.21, 84,812.27 and 41,307.77 is: 57,022.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,439.21 : 84,812.27 = 41,307.77 : x
  2. Step 2: Convert to fraction form
    61,439.21/84,812.27 = 41,307.77/x
  3. Step 3: Cross multiply
    61,439.21x = 84,812.27 × 41,307.77
  4. Step 4: Simplify right side
    61,439.21x = 3,503,405,747.83
  5. Step 5: Solve for x
    x = 3,503,405,747.83/61,439.21
  6. Step 6: Final answer
    x = 57,022.31

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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.