Home / 112,956.01-169,428.89-49,759.25

Finding the Fourth Proportional to 112,956.01, 169,428.89 and 49,759.25

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Solution

The fourth proportional to 112,956.01, 169,428.89 and 49,759.25 is: 74,636.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,956.01 : 169,428.89 = 49,759.25 : x
  2. Step 2: Convert to fraction form
    112,956.01/169,428.89 = 49,759.25/x
  3. Step 3: Cross multiply
    112,956.01x = 169,428.89 × 49,759.25
  4. Step 4: Simplify right side
    112,956.01x = 8,430,653,771.99
  5. Step 5: Solve for x
    x = 8,430,653,771.99/112,956.01
  6. Step 6: Final answer
    x = 74,636.61

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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.