Home / 84,826.24-117,058.40-47,099.84

Finding the Fourth Proportional to 84,826.24, 117,058.40 and 47,099.84

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Solution

The fourth proportional to 84,826.24, 117,058.40 and 47,099.84 is: 64,996.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,826.24 : 117,058.40 = 47,099.84 : x
  2. Step 2: Convert to fraction form
    84,826.24/117,058.40 = 47,099.84/x
  3. Step 3: Cross multiply
    84,826.24x = 117,058.40 × 47,099.84
  4. Step 4: Simplify right side
    84,826.24x = 5,513,431,910.66
  5. Step 5: Solve for x
    x = 5,513,431,910.66/84,826.24
  6. Step 6: Final answer
    x = 64,996.77

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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.