Home / 144,619.29-216,551.68-116,385.12

Finding the Fourth Proportional to 144,619.29, 216,551.68 and 116,385.12

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Solution

The fourth proportional to 144,619.29, 216,551.68 and 116,385.12 is: 174,274.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,619.29 : 216,551.68 = 116,385.12 : x
  2. Step 2: Convert to fraction form
    144,619.29/216,551.68 = 116,385.12/x
  3. Step 3: Cross multiply
    144,619.29x = 216,551.68 × 116,385.12
  4. Step 4: Simplify right side
    144,619.29x = 25,203,392,972.04
  5. Step 5: Solve for x
    x = 25,203,392,972.04/144,619.29
  6. Step 6: Final answer
    x = 174,274.07

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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.