Home / 105,680.76-158,521.44-26,795.04

Finding the Fourth Proportional to 105,680.76, 158,521.44 and 26,795.04

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Solution

The fourth proportional to 105,680.76, 158,521.44 and 26,795.04 is: 40,192.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,680.76 : 158,521.44 = 26,795.04 : x
  2. Step 2: Convert to fraction form
    105,680.76/158,521.44 = 26,795.04/x
  3. Step 3: Cross multiply
    105,680.76x = 158,521.44 × 26,795.04
  4. Step 4: Simplify right side
    105,680.76x = 4,247,588,325.66
  5. Step 5: Solve for x
    x = 4,247,588,325.66/105,680.76
  6. Step 6: Final answer
    x = 40,192.64

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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.