Home / 144,963.24-200,048.82-81,302.40

Finding the Fourth Proportional to 144,963.24, 200,048.82 and 81,302.40

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Solution

The fourth proportional to 144,963.24, 200,048.82 and 81,302.40 is: 112,197.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,963.24 : 200,048.82 = 81,302.40 : x
  2. Step 2: Convert to fraction form
    144,963.24/200,048.82 = 81,302.40/x
  3. Step 3: Cross multiply
    144,963.24x = 200,048.82 × 81,302.40
  4. Step 4: Simplify right side
    144,963.24x = 16,264,449,183.17
  5. Step 5: Solve for x
    x = 16,264,449,183.17/144,963.24
  6. Step 6: Final answer
    x = 112,197.06

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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.