Home / 85,582.52-118,100.41-46,819.72

Finding the Fourth Proportional to 85,582.52, 118,100.41 and 46,819.72

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Solution

The fourth proportional to 85,582.52, 118,100.41 and 46,819.72 is: 64,609.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,582.52 : 118,100.41 = 46,819.72 : x
  2. Step 2: Convert to fraction form
    85,582.52/118,100.41 = 46,819.72/x
  3. Step 3: Cross multiply
    85,582.52x = 118,100.41 × 46,819.72
  4. Step 4: Simplify right side
    85,582.52x = 5,529,427,537.58
  5. Step 5: Solve for x
    x = 5,529,427,537.58/85,582.52
  6. Step 6: Final answer
    x = 64,609.31

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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.