Home / 144,164.30-216,245.94-38,983.26

Finding the Fourth Proportional to 144,164.30, 216,245.94 and 38,983.26

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Solution

The fourth proportional to 144,164.30, 216,245.94 and 38,983.26 is: 58,474.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,164.30 : 216,245.94 = 38,983.26 : x
  2. Step 2: Convert to fraction form
    144,164.30/216,245.94 = 38,983.26/x
  3. Step 3: Cross multiply
    144,164.30x = 216,245.94 × 38,983.26
  4. Step 4: Simplify right side
    144,164.30x = 8,429,971,702.96
  5. Step 5: Solve for x
    x = 8,429,971,702.96/144,164.30
  6. Step 6: Final answer
    x = 58,474.75

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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.