Home / 144,395.38-216,568.23-39,222.82

Finding the Fourth Proportional to 144,395.38, 216,568.23 and 39,222.82

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Solution

The fourth proportional to 144,395.38, 216,568.23 and 39,222.82 is: 58,827.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,395.38 : 216,568.23 = 39,222.82 : x
  2. Step 2: Convert to fraction form
    144,395.38/216,568.23 = 39,222.82/x
  3. Step 3: Cross multiply
    144,395.38x = 216,568.23 × 39,222.82
  4. Step 4: Simplify right side
    144,395.38x = 8,494,416,703.01
  5. Step 5: Solve for x
    x = 8,494,416,703.01/144,395.38
  6. Step 6: Final answer
    x = 58,827.48

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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.