Home / 112,759.65-169,133.49-37,880.37

Finding the Fourth Proportional to 112,759.65, 169,133.49 and 37,880.37

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Solution

The fourth proportional to 112,759.65, 169,133.49 and 37,880.37 is: 56,818.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,759.65 : 169,133.49 = 37,880.37 : x
  2. Step 2: Convert to fraction form
    112,759.65/169,133.49 = 37,880.37/x
  3. Step 3: Cross multiply
    112,759.65x = 169,133.49 × 37,880.37
  4. Step 4: Simplify right side
    112,759.65x = 6,406,839,180.59
  5. Step 5: Solve for x
    x = 6,406,839,180.59/112,759.65
  6. Step 6: Final answer
    x = 56,818.54

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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.