Home / 158,619.29-218,912.91-94,957.07

Finding the Fourth Proportional to 158,619.29, 218,912.91 and 94,957.07

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Solution

The fourth proportional to 158,619.29, 218,912.91 and 94,957.07 is: 131,051.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,619.29 : 218,912.91 = 94,957.07 : x
  2. Step 2: Convert to fraction form
    158,619.29/218,912.91 = 94,957.07/x
  3. Step 3: Cross multiply
    158,619.29x = 218,912.91 × 94,957.07
  4. Step 4: Simplify right side
    158,619.29x = 20,787,328,518.77
  5. Step 5: Solve for x
    x = 20,787,328,518.77/158,619.29
  6. Step 6: Final answer
    x = 131,051.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.