Home / 133,930.06-200,822.19-40,423.66

Finding the Fourth Proportional to 133,930.06, 200,822.19 and 40,423.66

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Solution

The fourth proportional to 133,930.06, 200,822.19 and 40,423.66 is: 60,613.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,930.06 : 200,822.19 = 40,423.66 : x
  2. Step 2: Convert to fraction form
    133,930.06/200,822.19 = 40,423.66/x
  3. Step 3: Cross multiply
    133,930.06x = 200,822.19 × 40,423.66
  4. Step 4: Simplify right side
    133,930.06x = 8,117,967,929.02
  5. Step 5: Solve for x
    x = 8,117,967,929.02/133,930.06
  6. Step 6: Final answer
    x = 60,613.49

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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.