Home / 112,782.97-169,162.53-59,453.58

Finding the Fourth Proportional to 112,782.97, 169,162.53 and 59,453.58

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Solution

The fourth proportional to 112,782.97, 169,162.53 and 59,453.58 is: 89,174.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,782.97 : 169,162.53 = 59,453.58 : x
  2. Step 2: Convert to fraction form
    112,782.97/169,162.53 = 59,453.58/x
  3. Step 3: Cross multiply
    112,782.97x = 169,162.53 × 59,453.58
  4. Step 4: Simplify right side
    112,782.97x = 10,057,317,290.18
  5. Step 5: Solve for x
    x = 10,057,317,290.18/112,782.97
  6. Step 6: Final answer
    x = 89,174.08

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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.