Home / 112,744.87-169,136.79-37,872.25

Finding the Fourth Proportional to 112,744.87, 169,136.79 and 37,872.25

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Solution

The fourth proportional to 112,744.87, 169,136.79 and 37,872.25 is: 56,814.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,744.87 : 169,136.79 = 37,872.25 : x
  2. Step 2: Convert to fraction form
    112,744.87/169,136.79 = 37,872.25/x
  3. Step 3: Cross multiply
    112,744.87x = 169,136.79 × 37,872.25
  4. Step 4: Simplify right side
    112,744.87x = 6,405,590,795.08
  5. Step 5: Solve for x
    x = 6,405,590,795.08/112,744.87
  6. Step 6: Final answer
    x = 56,814.92

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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.