Home / 220,584.34-304,406.35-125,091.04

Finding the Fourth Proportional to 220,584.34, 304,406.35 and 125,091.04

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Solution

The fourth proportional to 220,584.34, 304,406.35 and 125,091.04 is: 172,625.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,584.34 : 304,406.35 = 125,091.04 : x
  2. Step 2: Convert to fraction form
    220,584.34/304,406.35 = 125,091.04/x
  3. Step 3: Cross multiply
    220,584.34x = 304,406.35 × 125,091.04
  4. Step 4: Simplify right side
    220,584.34x = 38,078,506,904.10
  5. Step 5: Solve for x
    x = 38,078,506,904.10/220,584.34
  6. Step 6: Final answer
    x = 172,625.61

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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.