Home / 102,329.65-141,176.09-62,028.71

Finding the Fourth Proportional to 102,329.65, 141,176.09 and 62,028.71

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Solution

The fourth proportional to 102,329.65, 141,176.09 and 62,028.71 is: 85,576.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,329.65 : 141,176.09 = 62,028.71 : x
  2. Step 2: Convert to fraction form
    102,329.65/141,176.09 = 62,028.71/x
  3. Step 3: Cross multiply
    102,329.65x = 141,176.09 × 62,028.71
  4. Step 4: Simplify right side
    102,329.65x = 8,756,970,039.66
  5. Step 5: Solve for x
    x = 8,756,970,039.66/102,329.65
  6. Step 6: Final answer
    x = 85,576.08

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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.