Home / 112,927.29-169,403.89-38,021.73

Finding the Fourth Proportional to 112,927.29, 169,403.89 and 38,021.73

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Solution

The fourth proportional to 112,927.29, 169,403.89 and 38,021.73 is: 57,036.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,927.29 : 169,403.89 = 38,021.73 : x
  2. Step 2: Convert to fraction form
    112,927.29/169,403.89 = 38,021.73/x
  3. Step 3: Cross multiply
    112,927.29x = 169,403.89 × 38,021.73
  4. Step 4: Simplify right side
    112,927.29x = 6,441,028,966.53
  5. Step 5: Solve for x
    x = 6,441,028,966.53/112,927.29
  6. Step 6: Final answer
    x = 57,036.96

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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.