Home / 132,080.36-198,127.02-53,183.93

Finding the Fourth Proportional to 132,080.36, 198,127.02 and 53,183.93

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Solution

The fourth proportional to 132,080.36, 198,127.02 and 53,183.93 is: 79,778.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,080.36 : 198,127.02 = 53,183.93 : x
  2. Step 2: Convert to fraction form
    132,080.36/198,127.02 = 53,183.93/x
  3. Step 3: Cross multiply
    132,080.36x = 198,127.02 × 53,183.93
  4. Step 4: Simplify right side
    132,080.36x = 10,537,173,562.79
  5. Step 5: Solve for x
    x = 10,537,173,562.79/132,080.36
  6. Step 6: Final answer
    x = 79,778.50

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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.