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Finding the Fourth Proportional to 341,048.07, 511,484.81 and 101,105.86

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Solution

The fourth proportional to 341,048.07, 511,484.81 and 101,105.86 is: 151,632.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,048.07 : 511,484.81 = 101,105.86 : x
  2. Step 2: Convert to fraction form
    341,048.07/511,484.81 = 101,105.86/x
  3. Step 3: Cross multiply
    341,048.07x = 511,484.81 × 101,105.86
  4. Step 4: Simplify right side
    341,048.07x = 51,714,111,591.99
  5. Step 5: Solve for x
    x = 51,714,111,591.99/341,048.07
  6. Step 6: Final answer
    x = 151,632.91

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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.