Home / 105,893.13-158,859.33-34,819.74

Finding the Fourth Proportional to 105,893.13, 158,859.33 and 34,819.74

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Solution

The fourth proportional to 105,893.13, 158,859.33 and 34,819.74 is: 52,236.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,893.13 : 158,859.33 = 34,819.74 : x
  2. Step 2: Convert to fraction form
    105,893.13/158,859.33 = 34,819.74/x
  3. Step 3: Cross multiply
    105,893.13x = 158,859.33 × 34,819.74
  4. Step 4: Simplify right side
    105,893.13x = 5,531,440,567.17
  5. Step 5: Solve for x
    x = 5,531,440,567.17/105,893.13
  6. Step 6: Final answer
    x = 52,236.07

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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.