Home / 303,186.07-454,827.30-100,789.35

Finding the Fourth Proportional to 303,186.07, 454,827.30 and 100,789.35

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Solution

The fourth proportional to 303,186.07, 454,827.30 and 100,789.35 is: 151,200.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,186.07 : 454,827.30 = 100,789.35 : x
  2. Step 2: Convert to fraction form
    303,186.07/454,827.30 = 100,789.35/x
  3. Step 3: Cross multiply
    303,186.07x = 454,827.30 × 100,789.35
  4. Step 4: Simplify right side
    303,186.07x = 45,841,747,929.26
  5. Step 5: Solve for x
    x = 45,841,747,929.26/303,186.07
  6. Step 6: Final answer
    x = 151,200.05

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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.