Home / 112,621.84-169,151.46-82,922.38

Finding the Fourth Proportional to 112,621.84, 169,151.46 and 82,922.38

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Solution

The fourth proportional to 112,621.84, 169,151.46 and 82,922.38 is: 124,544.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,621.84 : 169,151.46 = 82,922.38 : x
  2. Step 2: Convert to fraction form
    112,621.84/169,151.46 = 82,922.38/x
  3. Step 3: Cross multiply
    112,621.84x = 169,151.46 × 82,922.38
  4. Step 4: Simplify right side
    112,621.84x = 14,026,441,643.67
  5. Step 5: Solve for x
    x = 14,026,441,643.67/112,621.84
  6. Step 6: Final answer
    x = 124,544.60

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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.