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Finding the Fourth Proportional to 216,044.08, 298,141.16 and 120,551.02

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Solution

The fourth proportional to 216,044.08, 298,141.16 and 120,551.02 is: 166,360.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,044.08 : 298,141.16 = 120,551.02 : x
  2. Step 2: Convert to fraction form
    216,044.08/298,141.16 = 120,551.02/x
  3. Step 3: Cross multiply
    216,044.08x = 298,141.16 × 120,551.02
  4. Step 4: Simplify right side
    216,044.08x = 35,941,219,593.88
  5. Step 5: Solve for x
    x = 35,941,219,593.88/216,044.08
  6. Step 6: Final answer
    x = 166,360.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.