Home / 112,821.07-169,053.59-41,645.77

Finding the Fourth Proportional to 112,821.07, 169,053.59 and 41,645.77

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Solution

The fourth proportional to 112,821.07, 169,053.59 and 41,645.77 is: 62,402.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,821.07 : 169,053.59 = 41,645.77 : x
  2. Step 2: Convert to fraction form
    112,821.07/169,053.59 = 41,645.77/x
  3. Step 3: Cross multiply
    112,821.07x = 169,053.59 × 41,645.77
  4. Step 4: Simplify right side
    112,821.07x = 7,040,366,718.59
  5. Step 5: Solve for x
    x = 7,040,366,718.59/112,821.07
  6. Step 6: Final answer
    x = 62,402.94

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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.