Home / 112,866.26-169,315.79-60,247.04

Finding the Fourth Proportional to 112,866.26, 169,315.79 and 60,247.04

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Solution

The fourth proportional to 112,866.26, 169,315.79 and 60,247.04 is: 90,379.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,866.26 : 169,315.79 = 60,247.04 : x
  2. Step 2: Convert to fraction form
    112,866.26/169,315.79 = 60,247.04/x
  3. Step 3: Cross multiply
    112,866.26x = 169,315.79 × 60,247.04
  4. Step 4: Simplify right side
    112,866.26x = 10,200,774,024.95
  5. Step 5: Solve for x
    x = 10,200,774,024.95/112,866.26
  6. Step 6: Final answer
    x = 90,379.31

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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.