Home / 248,068.22-371,807.09-172,780.75

Finding the Fourth Proportional to 248,068.22, 371,807.09 and 172,780.75

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Solution

The fourth proportional to 248,068.22, 371,807.09 and 172,780.75 is: 258,965.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,068.22 : 371,807.09 = 172,780.75 : x
  2. Step 2: Convert to fraction form
    248,068.22/371,807.09 = 172,780.75/x
  3. Step 3: Cross multiply
    248,068.22x = 371,807.09 × 172,780.75
  4. Step 4: Simplify right side
    248,068.22x = 64,241,105,536.94
  5. Step 5: Solve for x
    x = 64,241,105,536.94/248,068.22
  6. Step 6: Final answer
    x = 258,965.48

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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.