Home / 144,434.07-216,519.89-65,505.24

Finding the Fourth Proportional to 144,434.07, 216,519.89 and 65,505.24

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Solution

The fourth proportional to 144,434.07, 216,519.89 and 65,505.24 is: 98,198.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,434.07 : 216,519.89 = 65,505.24 : x
  2. Step 2: Convert to fraction form
    144,434.07/216,519.89 = 65,505.24/x
  3. Step 3: Cross multiply
    144,434.07x = 216,519.89 × 65,505.24
  4. Step 4: Simplify right side
    144,434.07x = 14,183,187,031.70
  5. Step 5: Solve for x
    x = 14,183,187,031.70/144,434.07
  6. Step 6: Final answer
    x = 98,198.35

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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.