Home / 105,956.06-158,874.17-34,859.45

Finding the Fourth Proportional to 105,956.06, 158,874.17 and 34,859.45

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Solution

The fourth proportional to 105,956.06, 158,874.17 and 34,859.45 is: 52,269.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,956.06 : 158,874.17 = 34,859.45 : x
  2. Step 2: Convert to fraction form
    105,956.06/158,874.17 = 34,859.45/x
  3. Step 3: Cross multiply
    105,956.06x = 158,874.17 × 34,859.45
  4. Step 4: Simplify right side
    105,956.06x = 5,538,265,216.74
  5. Step 5: Solve for x
    x = 5,538,265,216.74/105,956.06
  6. Step 6: Final answer
    x = 52,269.45

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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.