Home / 301,113.06-415,497.74-172,059.90

Finding the Fourth Proportional to 301,113.06, 415,497.74 and 172,059.90

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Solution

The fourth proportional to 301,113.06, 415,497.74 and 172,059.90 is: 237,420.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,113.06 : 415,497.74 = 172,059.90 : x
  2. Step 2: Convert to fraction form
    301,113.06/415,497.74 = 172,059.90/x
  3. Step 3: Cross multiply
    301,113.06x = 415,497.74 × 172,059.90
  4. Step 4: Simplify right side
    301,113.06x = 71,490,498,734.33
  5. Step 5: Solve for x
    x = 71,490,498,734.33/301,113.06
  6. Step 6: Final answer
    x = 237,420.78

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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.