Home / 220,473.56-304,244.71-129,833.35

Finding the Fourth Proportional to 220,473.56, 304,244.71 and 129,833.35

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Solution

The fourth proportional to 220,473.56, 304,244.71 and 129,833.35 is: 179,164.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,473.56 : 304,244.71 = 129,833.35 : x
  2. Step 2: Convert to fraction form
    220,473.56/304,244.71 = 129,833.35/x
  3. Step 3: Cross multiply
    220,473.56x = 304,244.71 × 129,833.35
  4. Step 4: Simplify right side
    220,473.56x = 39,501,108,833.88
  5. Step 5: Solve for x
    x = 39,501,108,833.88/220,473.56
  6. Step 6: Final answer
    x = 179,164.83

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1.5x scale

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.