Home / 104,530.86-156,815.73-34,415.10

Finding the Fourth Proportional to 104,530.86, 156,815.73 and 34,415.10

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Solution

The fourth proportional to 104,530.86, 156,815.73 and 34,415.10 is: 51,629.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,530.86 : 156,815.73 = 34,415.10 : x
  2. Step 2: Convert to fraction form
    104,530.86/156,815.73 = 34,415.10/x
  3. Step 3: Cross multiply
    104,530.86x = 156,815.73 × 34,415.10
  4. Step 4: Simplify right side
    104,530.86x = 5,396,829,029.52
  5. Step 5: Solve for x
    x = 5,396,829,029.52/104,530.86
  6. Step 6: Final answer
    x = 51,629.05

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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.