Home / 89,952.83-124,136.84-49,669.15

Finding the Fourth Proportional to 89,952.83, 124,136.84 and 49,669.15

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Solution

The fourth proportional to 89,952.83, 124,136.84 and 49,669.15 is: 68,544.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,952.83 : 124,136.84 = 49,669.15 : x
  2. Step 2: Convert to fraction form
    89,952.83/124,136.84 = 49,669.15/x
  3. Step 3: Cross multiply
    89,952.83x = 124,136.84 × 49,669.15
  4. Step 4: Simplify right side
    89,952.83x = 6,165,770,457.46
  5. Step 5: Solve for x
    x = 6,165,770,457.46/89,952.83
  6. Step 6: Final answer
    x = 68,544.49

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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.