Home / 248,069.22-371,808.58-172,781.75

Finding the Fourth Proportional to 248,069.22, 371,808.58 and 172,781.75

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Solution

The fourth proportional to 248,069.22, 371,808.58 and 172,781.75 is: 258,966.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,069.22 : 371,808.58 = 172,781.75 : x
  2. Step 2: Convert to fraction form
    248,069.22/371,808.58 = 172,781.75/x
  3. Step 3: Cross multiply
    248,069.22x = 371,808.58 × 172,781.75
  4. Step 4: Simplify right side
    248,069.22x = 64,241,737,117.42
  5. Step 5: Solve for x
    x = 64,241,737,117.42/248,069.22
  6. Step 6: Final answer
    x = 258,966.98

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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.