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Finding the Fourth Proportional to 336,013.40, 503,940.49 and 96,119.91

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Solution

The fourth proportional to 336,013.40, 503,940.49 and 96,119.91 is: 144,157.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,013.40 : 503,940.49 = 96,119.91 : x
  2. Step 2: Convert to fraction form
    336,013.40/503,940.49 = 96,119.91/x
  3. Step 3: Cross multiply
    336,013.40x = 503,940.49 × 96,119.91
  4. Step 4: Simplify right side
    336,013.40x = 48,438,714,303.86
  5. Step 5: Solve for x
    x = 48,438,714,303.86/336,013.40
  6. Step 6: Final answer
    x = 144,157.09

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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.