Home / 144,827.20-217,240.80-109,835.20

Finding the Fourth Proportional to 144,827.20, 217,240.80 and 109,835.20

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Solution

The fourth proportional to 144,827.20, 217,240.80 and 109,835.20 is: 164,752.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,827.20 : 217,240.80 = 109,835.20 : x
  2. Step 2: Convert to fraction form
    144,827.20/217,240.80 = 109,835.20/x
  3. Step 3: Cross multiply
    144,827.20x = 217,240.80 × 109,835.20
  4. Step 4: Simplify right side
    144,827.20x = 23,860,686,716.16
  5. Step 5: Solve for x
    x = 23,860,686,716.16/144,827.20
  6. Step 6: Final answer
    x = 164,752.80

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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.