Home / 116,498.40-160,794.36-82,471.52

Finding the Fourth Proportional to 116,498.40, 160,794.36 and 82,471.52

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Solution

The fourth proportional to 116,498.40, 160,794.36 and 82,471.52 is: 113,829.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,498.40 : 160,794.36 = 82,471.52 : x
  2. Step 2: Convert to fraction form
    116,498.40/160,794.36 = 82,471.52/x
  3. Step 3: Cross multiply
    116,498.40x = 160,794.36 × 82,471.52
  4. Step 4: Simplify right side
    116,498.40x = 13,260,955,276.63
  5. Step 5: Solve for x
    x = 13,260,955,276.63/116,498.40
  6. Step 6: Final answer
    x = 113,829.51

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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.