Home / 112,542.36-168,763.86-41,465.40

Finding the Fourth Proportional to 112,542.36, 168,763.86 and 41,465.40

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Solution

The fourth proportional to 112,542.36, 168,763.86 and 41,465.40 is: 62,179.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,542.36 : 168,763.86 = 41,465.40 : x
  2. Step 2: Convert to fraction form
    112,542.36/168,763.86 = 41,465.40/x
  3. Step 3: Cross multiply
    112,542.36x = 168,763.86 × 41,465.40
  4. Step 4: Simplify right side
    112,542.36x = 6,997,860,960.44
  5. Step 5: Solve for x
    x = 6,997,860,960.44/112,542.36
  6. Step 6: Final answer
    x = 62,179.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.