Home / 164,402.11-246,406.20-84,357.91

Finding the Fourth Proportional to 164,402.11, 246,406.20 and 84,357.91

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Solution

The fourth proportional to 164,402.11, 246,406.20 and 84,357.91 is: 126,435.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,402.11 : 246,406.20 = 84,357.91 : x
  2. Step 2: Convert to fraction form
    164,402.11/246,406.20 = 84,357.91/x
  3. Step 3: Cross multiply
    164,402.11x = 246,406.20 × 84,357.91
  4. Step 4: Simplify right side
    164,402.11x = 20,786,312,043.04
  5. Step 5: Solve for x
    x = 20,786,312,043.04/164,402.11
  6. Step 6: Final answer
    x = 126,435.80

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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.